12768745

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{7489}}^1$

素因数の和:7536

約数の個数: 16

約数和(自身を含む): 17256960

約数和(自身を除く): 4488215

約数列:

[1, 5, 11, 31, 55, 155, 341, 1705, 7489, 37445, 82379, 232159, 411895, 1160795, 2553749, 12768745]

約数ペア:

[(1, 12768745), (5, 2553749), (11, 1160795), (31, 411895), (55, 232159), (155, 82379), (341, 37445), (1705, 7489)]