561269529

素因数分解:

$3^2\times {\mathrm{23}}^2\times {\mathrm{117889}}^1$

素因数の和:117941

約数の個数: 18

約数和(自身を含む): 847511210

約数和(自身を除く): 286241681

約数列:

[1, 3, 9, 23, 69, 207, 529, 1587, 4761, 117889, 353667, 1061001, 2711447, 8134341, 24403023, 62363281, 187089843, 561269529]

約数ペア:

[(1, 561269529), (3, 187089843), (9, 62363281), (23, 24403023), (69, 8134341), (207, 2711447), (529, 1061001), (1587, 353667), (4761, 117889)]