219627207

素因数分解:

$3^4\times {\mathrm{23}}^1\times {\mathrm{117889}}^1$

素因数の和:117924

約数の個数: 20

約数和(自身を含む): 342352560

約数和(自身を除く): 122725353

約数列:

[1, 3, 9, 23, 27, 69, 81, 207, 621, 1863, 117889, 353667, 1061001, 2711447, 3183003, 8134341, 9549009, 24403023, 73209069, 219627207]

約数ペア:

[(1, 219627207), (3, 73209069), (9, 24403023), (23, 9549009), (27, 8134341), (69, 3183003), (81, 2711447), (207, 1061001), (621, 353667), (1863, 117889)]