12918565

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{131}}^1\times {\mathrm{163}}^1$

素因数の和:321

約数の個数: 24

約数和(自身を含む): 17275104

約数和(自身を除く): 4356539

約数列:

[1, 5, 11, 55, 121, 131, 163, 605, 655, 815, 1441, 1793, 7205, 8965, 15851, 19723, 21353, 79255, 98615, 106765, 234883, 1174415, 2583713, 12918565]

約数ペア:

[(1, 12918565), (5, 2583713), (11, 1174415), (55, 234883), (121, 106765), (131, 98615), (163, 79255), (605, 21353), (655, 19723), (815, 15851), (1441, 8965), (1793, 7205)]