22138291

素因数分解:

$7^1\times {\mathrm{101}}^1\times {\mathrm{173}}^1\times {\mathrm{181}}^1$

素因数の和:462

約数の個数: 16

約数和(自身を含む): 25841088

約数和(自身を除く): 3702797

約数列:

[1, 7, 101, 173, 181, 707, 1211, 1267, 17473, 18281, 31313, 122311, 127967, 219191, 3162613, 22138291]

約数ペア:

[(1, 22138291), (7, 3162613), (101, 219191), (173, 127967), (181, 122311), (707, 31313), (1211, 18281), (1267, 17473)]