31139004

素因数分解:

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

素因数の和:235

約数の個数: 96

約数和(自身を含む): 83091456

約数和(自身を除く): 51952452

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 31, 39, 47, 52, 62, 78, 93, 94, 124, 137, 141, 156, 186, 188, 274, 282, 372, 403, 411, 548, 564, 611, 806, 822, 1209, 1222, 1457, 1612, 1644, 1781, 1833, 2418, 2444, 2914, 3562, 3666, 4247, 4371, 4836, 5343, 5828, 6439, 7124, 7332, 8494, 8742, 10686, 12741, 12878, 16988, 17484, 18941, 19317, 21372, 25482, 25756, 37882, 38634, 50964, 55211, 56823, 75764, 77268, 83707, 110422, 113646, 165633, 167414, 199609, 220844, 227292, 251121, 331266, 334828, 399218, 502242, 598827, 662532, 798436, 1004484, 1197654, 2395308, 2594917, 5189834, 7784751, 10379668, 15569502, 31139004]

約数ペア:

[(1, 31139004), (2, 15569502), (3, 10379668), (4, 7784751), (6, 5189834), (12, 2594917), (13, 2395308), (26, 1197654), (31, 1004484), (39, 798436), (47, 662532), (52, 598827), (62, 502242), (78, 399218), (93, 334828), (94, 331266), (124, 251121), (137, 227292), (141, 220844), (156, 199609), (186, 167414), (188, 165633), (274, 113646), (282, 110422), (372, 83707), (403, 77268), (411, 75764), (548, 56823), (564, 55211), (611, 50964), (806, 38634), (822, 37882), (1209, 25756), (1222, 25482), (1457, 21372), (1612, 19317), (1644, 18941), (1781, 17484), (1833, 16988), (2418, 12878), (2444, 12741), (2914, 10686), (3562, 8742), (3666, 8494), (4247, 7332), (4371, 7124), (4836, 6439), (5343, 5828)]