128210316

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{821861}}^1$

素因数の和:821881

約数の個数: 24

約数和(自身を含む): 322169904

約数和(自身を除く): 193959588

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 821861, 1643722, 2465583, 3287444, 4931166, 9862332, 10684193, 21368386, 32052579, 42736772, 64105158, 128210316]

約数ペア:

[(1, 128210316), (2, 64105158), (3, 42736772), (4, 32052579), (6, 21368386), (12, 10684193), (13, 9862332), (26, 4931166), (39, 3287444), (52, 2465583), (78, 1643722), (156, 821861)]