11511981

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{1613}}^1$

素因数の和:1693

約数の個数: 24

約数和(自身を含む): 18212376

約数和(自身を除く): 6700395

約数列:

[1, 3, 9, 13, 39, 61, 117, 183, 549, 793, 1613, 2379, 4839, 7137, 14517, 20969, 62907, 98393, 188721, 295179, 885537, 1279109, 3837327, 11511981]

約数ペア:

[(1, 11511981), (3, 3837327), (9, 1279109), (13, 885537), (39, 295179), (61, 188721), (117, 98393), (183, 62907), (549, 20969), (793, 14517), (1613, 7137), (2379, 4839)]