217973028

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{137}}^1$

素因数の和:242

約数の個数: 192

約数和(自身を含む): 664731648

約数和(自身を除く): 446758620

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 31, 39, 42, 47, 52, 62, 78, 84, 91, 93, 94, 124, 137, 141, 156, 182, 186, 188, 217, 273, 274, 282, 329, 364, 372, 403, 411, 434, 546, 548, 564, 611, 651, 658, 806, 822, 868, 959, 987, 1092, 1209, 1222, 1302, 1316, 1457, 1612, 1644, 1781, 1833, 1918, 1974, 2418, 2444, 2604, 2821, 2877, 2914, 3562, 3666, 3836, 3948, 4247, 4277, 4371, 4836, 5343, 5642, 5754, 5828, 6439, 7124, 7332, 8463, 8494, 8554, 8742, 10199, 10686, 11284, 11508, 12467, 12741, 12831, 12878, 16926, 16988, 17108, 17484, 18941, 19317, 20398, 21372, 24934, 25482, 25662, 25756, 29729, 30597, 33852, 37401, 37882, 38634, 40796, 45073, 49868, 50964, 51324, 55211, 56823, 59458, 61194, 74802, 75764, 77268, 83707, 89187, 90146, 110422, 113646, 118916, 122388, 132587, 135219, 149604, 165633, 167414, 178374, 180292, 199609, 220844, 227292, 251121, 265174, 270438, 331266, 334828, 356748, 386477, 397761, 399218, 502242, 530348, 540876, 585949, 598827, 662532, 772954, 795522, 798436, 1004484, 1159431, 1171898, 1197654, 1397263, 1545908, 1591044, 1757847, 2318862, 2343796, 2395308, 2594917, 2794526, 3515694, 4191789, 4637724, 5189834, 5589052, 7031388, 7784751, 8383578, 10379668, 15569502, 16767156, 18164419, 31139004, 36328838, 54493257, 72657676, 108986514, 217973028]

約数ペア:

[(1, 217973028), (2, 108986514), (3, 72657676), (4, 54493257), (6, 36328838), (7, 31139004), (12, 18164419), (13, 16767156), (14, 15569502), (21, 10379668), (26, 8383578), (28, 7784751), (31, 7031388), (39, 5589052), (42, 5189834), (47, 4637724), (52, 4191789), (62, 3515694), (78, 2794526), (84, 2594917), (91, 2395308), (93, 2343796), (94, 2318862), (124, 1757847), (137, 1591044), (141, 1545908), (156, 1397263), (182, 1197654), (186, 1171898), (188, 1159431), (217, 1004484), (273, 798436), (274, 795522), (282, 772954), (329, 662532), (364, 598827), (372, 585949), (403, 540876), (411, 530348), (434, 502242), (546, 399218), (548, 397761), (564, 386477), (611, 356748), (651, 334828), (658, 331266), (806, 270438), (822, 265174), (868, 251121), (959, 227292), (987, 220844), (1092, 199609), (1209, 180292), (1222, 178374), (1302, 167414), (1316, 165633), (1457, 149604), (1612, 135219), (1644, 132587), (1781, 122388), (1833, 118916), (1918, 113646), (1974, 110422), (2418, 90146), (2444, 89187), (2604, 83707), (2821, 77268), (2877, 75764), (2914, 74802), (3562, 61194), (3666, 59458), (3836, 56823), (3948, 55211), (4247, 51324), (4277, 50964), (4371, 49868), (4836, 45073), (5343, 40796), (5642, 38634), (5754, 37882), (5828, 37401), (6439, 33852), (7124, 30597), (7332, 29729), (8463, 25756), (8494, 25662), (8554, 25482), (8742, 24934), (10199, 21372), (10686, 20398), (11284, 19317), (11508, 18941), (12467, 17484), (12741, 17108), (12831, 16988), (12878, 16926)]