221108905

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{127}}^1\times {\mathrm{12007}}^1$

素因数の和:12168

約数の個数: 16

約数和(自身を含む): 276664320

約数和(自身を除く): 55555415

約数列:

[1, 5, 29, 127, 145, 635, 3683, 12007, 18415, 60035, 348203, 1524889, 1741015, 7624445, 44221781, 221108905]

約数ペア:

[(1, 221108905), (5, 44221781), (29, 7624445), (127, 1741015), (145, 1524889), (635, 348203), (3683, 60035), (12007, 18415)]