12965463

素因数分解:

$3^2\times 7^1\times {\mathrm{131}}^1\times {\mathrm{1571}}^1$

素因数の和:1715

約数の個数: 24

約数和(自身を含む): 21580416

約数和(自身を除く): 8614953

約数列:

[1, 3, 7, 9, 21, 63, 131, 393, 917, 1179, 1571, 2751, 4713, 8253, 10997, 14139, 32991, 98973, 205801, 617403, 1440607, 1852209, 4321821, 12965463]

約数ペア:

[(1, 12965463), (3, 4321821), (7, 1852209), (9, 1440607), (21, 617403), (63, 205801), (131, 98973), (393, 32991), (917, 14139), (1179, 10997), (1571, 8253), (2751, 4713)]