12961665

素因数分解:

$3^2\times 5^1\times {\mathrm{113}}^1\times {\mathrm{2549}}^1$

素因数の和:2673

約数の個数: 24

約数和(自身を含む): 22674600

約数和(自身を除く): 9712935

約数列:

[1, 3, 5, 9, 15, 45, 113, 339, 565, 1017, 1695, 2549, 5085, 7647, 12745, 22941, 38235, 114705, 288037, 864111, 1440185, 2592333, 4320555, 12961665]

約数ペア:

[(1, 12961665), (3, 4320555), (5, 2592333), (9, 1440185), (15, 864111), (45, 288037), (113, 114705), (339, 38235), (565, 22941), (1017, 12745), (1695, 7647), (2549, 5085)]