28125552

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{137}}^1$

素因数の和:215

約数の個数: 160

約数和(自身を含む): 91994112

約数和(自身を除く): 63868560

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 16, 21, 24, 26, 28, 39, 42, 47, 48, 52, 56, 78, 84, 91, 94, 104, 112, 137, 141, 156, 168, 182, 188, 208, 273, 274, 282, 312, 329, 336, 364, 376, 411, 546, 548, 564, 611, 624, 658, 728, 752, 822, 959, 987, 1092, 1096, 1128, 1222, 1316, 1456, 1644, 1781, 1833, 1918, 1974, 2184, 2192, 2256, 2444, 2632, 2877, 3288, 3562, 3666, 3836, 3948, 4277, 4368, 4888, 5264, 5343, 5754, 6439, 6576, 7124, 7332, 7672, 7896, 8554, 9776, 10686, 11508, 12467, 12831, 12878, 14248, 14664, 15344, 15792, 17108, 19317, 21372, 23016, 24934, 25662, 25756, 28496, 29328, 34216, 37401, 38634, 42744, 45073, 46032, 49868, 51324, 51512, 68432, 74802, 77268, 83707, 85488, 90146, 99736, 102648, 103024, 135219, 149604, 154536, 167414, 180292, 199472, 205296, 251121, 270438, 299208, 309072, 334828, 360584, 502242, 540876, 585949, 598416, 669656, 721168, 1004484, 1081752, 1171898, 1339312, 1757847, 2008968, 2163504, 2343796, 3515694, 4017936, 4687592, 7031388, 9375184, 14062776, 28125552]

約数ペア:

[(1, 28125552), (2, 14062776), (3, 9375184), (4, 7031388), (6, 4687592), (7, 4017936), (8, 3515694), (12, 2343796), (13, 2163504), (14, 2008968), (16, 1757847), (21, 1339312), (24, 1171898), (26, 1081752), (28, 1004484), (39, 721168), (42, 669656), (47, 598416), (48, 585949), (52, 540876), (56, 502242), (78, 360584), (84, 334828), (91, 309072), (94, 299208), (104, 270438), (112, 251121), (137, 205296), (141, 199472), (156, 180292), (168, 167414), (182, 154536), (188, 149604), (208, 135219), (273, 103024), (274, 102648), (282, 99736), (312, 90146), (329, 85488), (336, 83707), (364, 77268), (376, 74802), (411, 68432), (546, 51512), (548, 51324), (564, 49868), (611, 46032), (624, 45073), (658, 42744), (728, 38634), (752, 37401), (822, 34216), (959, 29328), (987, 28496), (1092, 25756), (1096, 25662), (1128, 24934), (1222, 23016), (1316, 21372), (1456, 19317), (1644, 17108), (1781, 15792), (1833, 15344), (1918, 14664), (1974, 14248), (2184, 12878), (2192, 12831), (2256, 12467), (2444, 11508), (2632, 10686), (2877, 9776), (3288, 8554), (3562, 7896), (3666, 7672), (3836, 7332), (3948, 7124), (4277, 6576), (4368, 6439), (4888, 5754), (5264, 5343)]