213890271

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{442837}}^1$

素因数の和:442870

約数の個数: 16

約数和(自身を含む): 340099584

約数和(自身を除く): 126209313

約数列:

[1, 3, 7, 21, 23, 69, 161, 483, 442837, 1328511, 3099859, 9299577, 10185251, 30555753, 71296757, 213890271]

約数ペア:

[(1, 213890271), (3, 71296757), (7, 30555753), (21, 10185251), (23, 9299577), (69, 3099859), (161, 1328511), (483, 442837)]