64791116

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{40193}}^1$

素因数の和:40241

約数の個数: 24

約数和(自身を含む): 126048384

約数和(自身を除く): 61257268

約数列:

[1, 2, 4, 13, 26, 31, 52, 62, 124, 403, 806, 1612, 40193, 80386, 160772, 522509, 1045018, 1245983, 2090036, 2491966, 4983932, 16197779, 32395558, 64791116]

約数ペア:

[(1, 64791116), (2, 32395558), (4, 16197779), (13, 4983932), (26, 2491966), (31, 2090036), (52, 1245983), (62, 1045018), (124, 522509), (403, 160772), (806, 80386), (1612, 40193)]