40400521

素因数分解:

$7^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{1699}}^1$

素因数の和:1828

約数の個数: 16

約数和(自身を含む): 47872000

約数和(自身を除く): 7471479

約数列:

[1, 7, 43, 79, 301, 553, 1699, 3397, 11893, 23779, 73057, 134221, 511399, 939547, 5771503, 40400521]

約数ペア:

[(1, 40400521), (7, 5771503), (43, 939547), (79, 511399), (301, 134221), (553, 73057), (1699, 23779), (3397, 11893)]