13157415

素因数分解:

$3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{6221}}^1$

素因数の和:6279

約数の個数: 24

約数和(自身を含む): 23295168

約数和(自身を除く): 10137753

約数列:

[1, 3, 5, 9, 15, 45, 47, 141, 235, 423, 705, 2115, 6221, 18663, 31105, 55989, 93315, 279945, 292387, 877161, 1461935, 2631483, 4385805, 13157415]

約数ペア:

[(1, 13157415), (3, 4385805), (5, 2631483), (9, 1461935), (15, 877161), (45, 292387), (47, 279945), (141, 93315), (235, 55989), (423, 31105), (705, 18663), (2115, 6221)]