39163779

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{137}}^1\times {\mathrm{1381}}^1$

素因数の和:1547

約数の個数: 24

約数和(自身を含む): 59503392

約数和(自身を除く): 20339613

約数列:

[1, 3, 9, 23, 69, 137, 207, 411, 1233, 1381, 3151, 4143, 9453, 12429, 28359, 31763, 95289, 189197, 285867, 567591, 1702773, 4351531, 13054593, 39163779]

約数ペア:

[(1, 39163779), (3, 13054593), (9, 4351531), (23, 1702773), (69, 567591), (137, 285867), (207, 189197), (411, 95289), (1233, 31763), (1381, 28359), (3151, 12429), (4143, 9453)]