1208521881

素因数分解:

$3^2\times 7^1\times {\mathrm{3391}}^1\times {\mathrm{5657}}^1$

素因数の和:9061

約数の個数: 24

約数和(自身を含む): 1995961344

約数和(自身を除く): 787439463

約数列:

[1, 3, 7, 9, 21, 63, 3391, 5657, 10173, 16971, 23737, 30519, 39599, 50913, 71211, 118797, 213633, 356391, 19182887, 57548661, 134280209, 172645983, 402840627, 1208521881]

約数ペア:

[(1, 1208521881), (3, 402840627), (7, 172645983), (9, 134280209), (21, 57548661), (63, 19182887), (3391, 356391), (5657, 213633), (10173, 118797), (16971, 71211), (23737, 50913), (30519, 39599)]