12928581

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{149}}^1\times {\mathrm{311}}^1$

素因数の和:497

約数の個数: 24

約数和(自身を含む): 19468800

約数和(自身を除く): 6540219

約数列:

[1, 3, 9, 31, 93, 149, 279, 311, 447, 933, 1341, 2799, 4619, 9641, 13857, 28923, 41571, 46339, 86769, 139017, 417051, 1436509, 4309527, 12928581]

約数ペア:

[(1, 12928581), (3, 4309527), (9, 1436509), (31, 417051), (93, 139017), (149, 86769), (279, 46339), (311, 41571), (447, 28923), (933, 13857), (1341, 9641), (2799, 4619)]