129177848

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{137}}^1\times {\mathrm{2741}}^1$

素因数の和:2927

約数の個数: 32

約数和(自身を含む): 249741360

約数和(自身を除く): 120563512

約数列:

[1, 2, 4, 8, 43, 86, 137, 172, 274, 344, 548, 1096, 2741, 5482, 5891, 10964, 11782, 21928, 23564, 47128, 117863, 235726, 375517, 471452, 751034, 942904, 1502068, 3004136, 16147231, 32294462, 64588924, 129177848]

約数ペア:

[(1, 129177848), (2, 64588924), (4, 32294462), (8, 16147231), (43, 3004136), (86, 1502068), (137, 942904), (172, 751034), (274, 471452), (344, 375517), (548, 235726), (1096, 117863), (2741, 47128), (5482, 23564), (5891, 21928), (10964, 11782)]