12156221

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{3359}}^1$

素因数の和:3424

約数の個数: 16

約数和(自身を含む): 15482880

約数和(自身を除く): 3326659

約数列:

[1, 7, 11, 47, 77, 329, 517, 3359, 3619, 23513, 36949, 157873, 258643, 1105111, 1736603, 12156221]

約数ペア:

[(1, 12156221), (7, 1736603), (11, 1105111), (47, 258643), (77, 157873), (329, 36949), (517, 23513), (3359, 3619)]