261856524

素因数分解:

$2^2\times 3^1\times {\mathrm{409}}^1\times {\mathrm{53353}}^1$

素因数の和:53769

約数の個数: 24

約数和(自身を含む): 612503920

約数和(自身を除く): 350647396

約数列:

[1, 2, 3, 4, 6, 12, 409, 818, 1227, 1636, 2454, 4908, 53353, 106706, 160059, 213412, 320118, 640236, 21821377, 43642754, 65464131, 87285508, 130928262, 261856524]

約数ペア:

[(1, 261856524), (2, 130928262), (3, 87285508), (4, 65464131), (6, 43642754), (12, 21821377), (409, 640236), (818, 320118), (1227, 213412), (1636, 160059), (2454, 106706), (4908, 53353)]