28217261

素因数分解:

${\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{83}}^1\times {\mathrm{617}}^1$

素因数の和:748

約数の個数: 16

約数和(自身を含む): 31147200

約数和(自身を除く): 2929939

約数列:

[1, 19, 29, 83, 551, 617, 1577, 2407, 11723, 17893, 45733, 51211, 339967, 973009, 1485119, 28217261]

約数ペア:

[(1, 28217261), (19, 1485119), (29, 973009), (83, 339967), (551, 51211), (617, 45733), (1577, 17893), (2407, 11723)]