788891643

素因数分解:

$3^4\times {\mathrm{373}}^1\times {\mathrm{26111}}^1$

素因数の和:26496

約数の個数: 20

約数和(自身を含む): 1181672448

約数和(自身を除く): 392780805

約数列:

[1, 3, 9, 27, 81, 373, 1119, 3357, 10071, 26111, 30213, 78333, 234999, 704997, 2114991, 9739403, 29218209, 87654627, 262963881, 788891643]

約数ペア:

[(1, 788891643), (3, 262963881), (9, 87654627), (27, 29218209), (81, 9739403), (373, 2114991), (1119, 704997), (3357, 234999), (10071, 78333), (26111, 30213)]