407713311

素因数分解:

$3^3\times {\mathrm{71}}^1\times {\mathrm{212683}}^1$

素因数の和:212763

約数の個数: 16

約数和(自身を含む): 612529920

約数和(自身を除く): 204816609

約数列:

[1, 3, 9, 27, 71, 213, 639, 1917, 212683, 638049, 1914147, 5742441, 15100493, 45301479, 135904437, 407713311]

約数ペア:

[(1, 407713311), (3, 135904437), (9, 45301479), (27, 15100493), (71, 5742441), (213, 1914147), (639, 638049), (1917, 212683)]