16872845

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{167}}^2$

素因数の和:361

約数の個数: 18

約数和(自身を含む): 22389486

約数和(自身を除く): 5516641

約数列:

[1, 5, 11, 55, 121, 167, 605, 835, 1837, 9185, 20207, 27889, 101035, 139445, 306779, 1533895, 3374569, 16872845]

約数ペア:

[(1, 16872845), (5, 3374569), (11, 1533895), (55, 306779), (121, 139445), (167, 101035), (605, 27889), (835, 20207), (1837, 9185)]