71657668

素因数分解:

$2^2\times {\mathrm{41}}^2\times {\mathrm{10657}}^1$

素因数の和:10743

約数の個数: 18

約数和(自身を含む): 128546138

約数和(自身を除く): 56888470

約数列:

[1, 2, 4, 41, 82, 164, 1681, 3362, 6724, 10657, 21314, 42628, 436937, 873874, 1747748, 17914417, 35828834, 71657668]

約数ペア:

[(1, 71657668), (2, 35828834), (4, 17914417), (41, 1747748), (82, 873874), (164, 436937), (1681, 42628), (3362, 21314), (6724, 10657)]