25504466

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{61}}^1\times {\mathrm{1237}}^1$

素因数の和:1326

約数の個数: 24

約数和(自身を含む): 42139044

約数和(自身を除く): 16634578

約数列:

[1, 2, 13, 26, 61, 122, 169, 338, 793, 1237, 1586, 2474, 10309, 16081, 20618, 32162, 75457, 150914, 209053, 418106, 980941, 1961882, 12752233, 25504466]

約数ペア:

[(1, 25504466), (2, 12752233), (13, 1961882), (26, 980941), (61, 418106), (122, 209053), (169, 150914), (338, 75457), (793, 32162), (1237, 20618), (1586, 16081), (2474, 10309)]