221339741

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{14173}}^1$

素因数の和:14300

約数の個数: 16

約数和(自身を含む): 266697984

約数和(自身を除く): 45358243

約数列:

[1, 7, 23, 97, 161, 679, 2231, 14173, 15617, 99211, 325979, 1374781, 2281853, 9623467, 31619963, 221339741]

約数ペア:

[(1, 221339741), (7, 31619963), (23, 9623467), (97, 2281853), (161, 1374781), (679, 325979), (2231, 99211), (14173, 15617)]