81519618

素因数分解:

$2^1\times 3^1\times {\mathrm{53}}^1\times {\mathrm{389}}^1\times {\mathrm{659}}^1$

素因数の和:1106

約数の個数: 32

約数和(自身を含む): 166795200

約数和(自身を除く): 85275582

約数列:

[1, 2, 3, 6, 53, 106, 159, 318, 389, 659, 778, 1167, 1318, 1977, 2334, 3954, 20617, 34927, 41234, 61851, 69854, 104781, 123702, 209562, 256351, 512702, 769053, 1538106, 13586603, 27173206, 40759809, 81519618]

約数ペア:

[(1, 81519618), (2, 40759809), (3, 27173206), (6, 13586603), (53, 1538106), (106, 769053), (159, 512702), (318, 256351), (389, 209562), (659, 123702), (778, 104781), (1167, 69854), (1318, 61851), (1977, 41234), (2334, 34927), (3954, 20617)]