9207289

素因数分解:

$7^1\times {\mathrm{13}}^2\times {\mathrm{43}}^1\times {\mathrm{181}}^1$

素因数の和:257

約数の個数: 24

約数和(自身を含む): 11723712

約数和(自身を除く): 2516423

約数列:

[1, 7, 13, 43, 91, 169, 181, 301, 559, 1183, 1267, 2353, 3913, 7267, 7783, 16471, 30589, 50869, 54481, 101179, 214123, 708253, 1315327, 9207289]

約数ペア:

[(1, 9207289), (7, 1315327), (13, 708253), (43, 214123), (91, 101179), (169, 54481), (181, 50869), (301, 30589), (559, 16471), (1183, 7783), (1267, 7267), (2353, 3913)]