1640807077

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{311}}^1\times {\mathrm{57977}}^1$

素因数の和:58308

約数の個数: 16

約数和(自身を含む): 2025983232

約数和(自身を除く): 385176155

約数列:

[1, 7, 13, 91, 311, 2177, 4043, 28301, 57977, 405839, 753701, 5275907, 18030847, 126215929, 234401011, 1640807077]

約数ペア:

[(1, 1640807077), (7, 234401011), (13, 126215929), (91, 18030847), (311, 5275907), (2177, 753701), (4043, 405839), (28301, 57977)]