25672959

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{16879}}^1$

素因数の和:16911

約数の個数: 18

約数和(自身を含む): 40157520

約数和(自身を除く): 14484561

約数列:

[1, 3, 9, 13, 39, 117, 169, 507, 1521, 16879, 50637, 151911, 219427, 658281, 1974843, 2852551, 8557653, 25672959]

約数ペア:

[(1, 25672959), (3, 8557653), (9, 2852551), (13, 1974843), (39, 658281), (117, 219427), (169, 151911), (507, 50637), (1521, 16879)]