207456054

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{131}}^1\times {\mathrm{257}}^1$

素因数の和:485

約数の個数: 64

約数和(自身を含む): 457712640

約数和(自身を除く): 250256586

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 79, 131, 158, 237, 257, 262, 393, 474, 514, 771, 786, 1027, 1542, 1703, 2054, 3081, 3341, 3406, 5109, 6162, 6682, 10023, 10218, 10349, 20046, 20303, 20698, 31047, 33667, 40606, 60909, 62094, 67334, 101001, 121818, 134537, 202002, 263939, 269074, 403611, 437671, 527878, 791817, 807222, 875342, 1313013, 1583634, 2626026, 2659693, 5319386, 7979079, 15958158, 34576009, 69152018, 103728027, 207456054]

約数ペア:

[(1, 207456054), (2, 103728027), (3, 69152018), (6, 34576009), (13, 15958158), (26, 7979079), (39, 5319386), (78, 2659693), (79, 2626026), (131, 1583634), (158, 1313013), (237, 875342), (257, 807222), (262, 791817), (393, 527878), (474, 437671), (514, 403611), (771, 269074), (786, 263939), (1027, 202002), (1542, 134537), (1703, 121818), (2054, 101001), (3081, 67334), (3341, 62094), (3406, 60909), (5109, 40606), (6162, 33667), (6682, 31047), (10023, 20698), (10218, 20303), (10349, 20046)]