309637971

素因数分解:

$3^4\times {\mathrm{557}}^1\times {\mathrm{6863}}^1$

素因数の和:7432

約数の個数: 20

約数和(自身を含む): 463443552

約数和(自身を除く): 153805581

約数列:

[1, 3, 9, 27, 81, 557, 1671, 5013, 6863, 15039, 20589, 45117, 61767, 185301, 555903, 3822691, 11468073, 34404219, 103212657, 309637971]

約数ペア:

[(1, 309637971), (3, 103212657), (9, 34404219), (27, 11468073), (81, 3822691), (557, 555903), (1671, 185301), (5013, 61767), (6863, 45117), (15039, 20589)]