129875416

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{191}}^1\times {\mathrm{7727}}^1$

素因数の和:7935

約数の個数: 32

約数和(自身を含む): 267079680

約数和(自身を除く): 137204264

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 191, 382, 764, 1528, 2101, 4202, 7727, 8404, 15454, 16808, 30908, 61816, 84997, 169994, 339988, 679976, 1475857, 2951714, 5903428, 11806856, 16234427, 32468854, 64937708, 129875416]

約数ペア:

[(1, 129875416), (2, 64937708), (4, 32468854), (8, 16234427), (11, 11806856), (22, 5903428), (44, 2951714), (88, 1475857), (191, 679976), (382, 339988), (764, 169994), (1528, 84997), (2101, 61816), (4202, 30908), (7727, 16808), (8404, 15454)]