25760655

素因数分解:

$3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{13313}}^1$

素因数の和:13367

約数の個数: 24

約数和(自身を含む): 45693648

約数和(自身を除く): 19932993

約数列:

[1, 3, 5, 9, 15, 43, 45, 129, 215, 387, 645, 1935, 13313, 39939, 66565, 119817, 199695, 572459, 599085, 1717377, 2862295, 5152131, 8586885, 25760655]

約数ペア:

[(1, 25760655), (3, 8586885), (5, 5152131), (9, 2862295), (15, 1717377), (43, 599085), (45, 572459), (129, 199695), (215, 119817), (387, 66565), (645, 39939), (1935, 13313)]