15256521

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{10529}}^1$

素因数の和:10565

約数の個数: 24

約数和(自身を含む): 26282880

約数和(自身を除く): 11026359

約数列:

[1, 3, 7, 9, 21, 23, 63, 69, 161, 207, 483, 1449, 10529, 31587, 73703, 94761, 221109, 242167, 663327, 726501, 1695169, 2179503, 5085507, 15256521]

約数ペア:

[(1, 15256521), (3, 5085507), (7, 2179503), (9, 1695169), (21, 726501), (23, 663327), (63, 242167), (69, 221109), (161, 94761), (207, 73703), (483, 31587), (1449, 10529)]