197787745

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{487}}^1\times {\mathrm{1889}}^1$

素因数の和:2424

約数の個数: 16

約数和(自身を含む): 243492480

約数和(自身を除く): 45704735

約数列:

[1, 5, 43, 215, 487, 1889, 2435, 9445, 20941, 81227, 104705, 406135, 919943, 4599715, 39557549, 197787745]

約数ペア:

[(1, 197787745), (5, 39557549), (43, 4599715), (215, 919943), (487, 406135), (1889, 104705), (2435, 81227), (9445, 20941)]