7897539

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{37}}^1\times {\mathrm{421}}^1$

素因数の和:487

約数の個数: 24

約数和(自身を含む): 11738352

約数和(自身を除く): 3840813

約数列:

[1, 3, 13, 37, 39, 111, 169, 421, 481, 507, 1263, 1443, 5473, 6253, 15577, 16419, 18759, 46731, 71149, 202501, 213447, 607503, 2632513, 7897539]

約数ペア:

[(1, 7897539), (3, 2632513), (13, 607503), (37, 213447), (39, 202501), (111, 71149), (169, 46731), (421, 18759), (481, 16419), (507, 15577), (1263, 6253), (1443, 5473)]