256487172

素因数分解:

$2^2\times 3^1\times {\mathrm{409}}^1\times {\mathrm{52259}}^1$

素因数の和:52675

約数の個数: 24

約数和(自身を含む): 599944800

約数和(自身を除く): 343457628

約数列:

[1, 2, 3, 4, 6, 12, 409, 818, 1227, 1636, 2454, 4908, 52259, 104518, 156777, 209036, 313554, 627108, 21373931, 42747862, 64121793, 85495724, 128243586, 256487172]

約数ペア:

[(1, 256487172), (2, 128243586), (3, 85495724), (4, 64121793), (6, 42747862), (12, 21373931), (409, 627108), (818, 313554), (1227, 209036), (1636, 156777), (2454, 104518), (4908, 52259)]