253399688

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{43331}}^1$

素因数の和:43397

約数の個数: 32

約数和(自身を含む): 514784160

約数和(自身を除く): 261384472

約数列:

[1, 2, 4, 8, 17, 34, 43, 68, 86, 136, 172, 344, 731, 1462, 2924, 5848, 43331, 86662, 173324, 346648, 736627, 1473254, 1863233, 2946508, 3726466, 5893016, 7452932, 14905864, 31674961, 63349922, 126699844, 253399688]

約数ペア:

[(1, 253399688), (2, 126699844), (4, 63349922), (8, 31674961), (17, 14905864), (34, 7452932), (43, 5893016), (68, 3726466), (86, 2946508), (136, 1863233), (172, 1473254), (344, 736627), (731, 346648), (1462, 173324), (2924, 86662), (5848, 43331)]