9964521

素因数分解:

$3^2\times 7^1\times {\mathrm{277}}^1\times {\mathrm{571}}^1$

素因数の和:861

約数の個数: 24

約数和(自身を含む): 16537664

約数和(自身を除く): 6573143

約数列:

[1, 3, 7, 9, 21, 63, 277, 571, 831, 1713, 1939, 2493, 3997, 5139, 5817, 11991, 17451, 35973, 158167, 474501, 1107169, 1423503, 3321507, 9964521]

約数ペア:

[(1, 9964521), (3, 3321507), (7, 1423503), (9, 1107169), (21, 474501), (63, 158167), (277, 35973), (571, 17451), (831, 11991), (1713, 5817), (1939, 5139), (2493, 3997)]