71731863

素因数分解:

$3^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{30773}}^1$

素因数の和:30823

約数の個数: 24

約数和(自身を含む): 121618848

約数和(自身を除く): 49886985

約数列:

[1, 3, 7, 9, 21, 37, 63, 111, 259, 333, 777, 2331, 30773, 92319, 215411, 276957, 646233, 1138601, 1938699, 3415803, 7970207, 10247409, 23910621, 71731863]

約数ペア:

[(1, 71731863), (3, 23910621), (7, 10247409), (9, 7970207), (21, 3415803), (37, 1938699), (63, 1138601), (111, 646233), (259, 276957), (333, 215411), (777, 92319), (2331, 30773)]