261869612

素因数分解:

$2^2\times {\mathrm{59}}^1\times {\mathrm{409}}^1\times {\mathrm{2713}}^1$

素因数の和:3185

約数の個数: 24

約数和(自身を含む): 467350800

約数和(自身を除く): 205481188

約数列:

[1, 2, 4, 59, 118, 236, 409, 818, 1636, 2713, 5426, 10852, 24131, 48262, 96524, 160067, 320134, 640268, 1109617, 2219234, 4438468, 65467403, 130934806, 261869612]

約数ペア:

[(1, 261869612), (2, 130934806), (4, 65467403), (59, 4438468), (118, 2219234), (236, 1109617), (409, 640268), (818, 320134), (1636, 160067), (2713, 96524), (5426, 48262), (10852, 24131)]