31999671

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{163}}^1\times {\mathrm{661}}^1$

素因数の和:844

約数の個数: 32

約数和(自身を含む): 52112640

約数和(自身を除く): 20112969

約数列:

[1, 3, 9, 11, 27, 33, 99, 163, 297, 489, 661, 1467, 1793, 1983, 4401, 5379, 5949, 7271, 16137, 17847, 21813, 48411, 65439, 107743, 196317, 323229, 969687, 1185173, 2909061, 3555519, 10666557, 31999671]

約数ペア:

[(1, 31999671), (3, 10666557), (9, 3555519), (11, 2909061), (27, 1185173), (33, 969687), (99, 323229), (163, 196317), (297, 107743), (489, 65439), (661, 48411), (1467, 21813), (1793, 17847), (1983, 16137), (4401, 7271), (5379, 5949)]