253214416

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{2851}}^1$

素因数の和:2940

約数の個数: 80

約数和(自身を含む): 613932928

約数和(自身を除く): 360718512

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 61, 91, 104, 112, 122, 182, 208, 244, 364, 427, 488, 728, 793, 854, 976, 1456, 1586, 1708, 2851, 3172, 3416, 5551, 5702, 6344, 6832, 11102, 11404, 12688, 19957, 22204, 22808, 37063, 39914, 44408, 45616, 74126, 79828, 88816, 148252, 159656, 173911, 259441, 296504, 319312, 347822, 518882, 593008, 695644, 1037764, 1217377, 1391288, 2075528, 2260843, 2434754, 2782576, 4151056, 4521686, 4869508, 9043372, 9739016, 15825901, 18086744, 19478032, 31651802, 36173488, 63303604, 126607208, 253214416]

約数ペア:

[(1, 253214416), (2, 126607208), (4, 63303604), (7, 36173488), (8, 31651802), (13, 19478032), (14, 18086744), (16, 15825901), (26, 9739016), (28, 9043372), (52, 4869508), (56, 4521686), (61, 4151056), (91, 2782576), (104, 2434754), (112, 2260843), (122, 2075528), (182, 1391288), (208, 1217377), (244, 1037764), (364, 695644), (427, 593008), (488, 518882), (728, 347822), (793, 319312), (854, 296504), (976, 259441), (1456, 173911), (1586, 159656), (1708, 148252), (2851, 88816), (3172, 79828), (3416, 74126), (5551, 45616), (5702, 44408), (6344, 39914), (6832, 37063), (11102, 22808), (11404, 22204), (12688, 19957)]