71284239

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{4723}}^1$

素因数の和:4788

約数の個数: 32

約数和(自身を含む): 116399360

約数和(自身を除く): 45115121

約数列:

[1, 3, 9, 13, 27, 39, 43, 117, 129, 351, 387, 559, 1161, 1677, 4723, 5031, 14169, 15093, 42507, 61399, 127521, 184197, 203089, 552591, 609267, 1657773, 1827801, 2640157, 5483403, 7920471, 23761413, 71284239]

約数ペア:

[(1, 71284239), (3, 23761413), (9, 7920471), (13, 5483403), (27, 2640157), (39, 1827801), (43, 1657773), (117, 609267), (129, 552591), (351, 203089), (387, 184197), (559, 127521), (1161, 61399), (1677, 42507), (4723, 15093), (5031, 14169)]