25690431

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{4421}}^1$

素因数の和:4586

約数の個数: 16

約数和(自身を含む): 37144800

約数和(自身を除く): 11454369

約数列:

[1, 3, 13, 39, 149, 447, 1937, 4421, 5811, 13263, 57473, 172419, 658729, 1976187, 8563477, 25690431]

約数ペア:

[(1, 25690431), (3, 8563477), (13, 1976187), (39, 658729), (149, 172419), (447, 57473), (1937, 13263), (4421, 5811)]