289770621

素因数分解:

$3^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{133967}}^1$

素因数の和:134080

約数の個数: 16

約数和(自身を含む): 445845504

約数和(自身を除く): 156074883

約数列:

[1, 3, 7, 21, 103, 309, 721, 2163, 133967, 401901, 937769, 2813307, 13798601, 41395803, 96590207, 289770621]

約数ペア:

[(1, 289770621), (3, 96590207), (7, 41395803), (21, 13798601), (103, 2813307), (309, 937769), (721, 401901), (2163, 133967)]