8261631

素因数分解:

$3^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{1847}}^1$

素因数の和:1931

約数の個数: 24

約数和(自身を含む): 13837824

約数和(自身を除く): 5576193

約数列:

[1, 3, 7, 9, 21, 63, 71, 213, 497, 639, 1491, 1847, 4473, 5541, 12929, 16623, 38787, 116361, 131137, 393411, 917959, 1180233, 2753877, 8261631]

約数ペア:

[(1, 8261631), (3, 2753877), (7, 1180233), (9, 917959), (21, 393411), (63, 131137), (71, 116361), (213, 38787), (497, 16623), (639, 12929), (1491, 5541), (1847, 4473)]