213574491

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{16747}}^1$

素因数の和:16875

約数の個数: 24

約数和(自身を含む): 335294960

約数和(自身を除く): 121720469

約数列:

[1, 3, 9, 13, 39, 109, 117, 327, 981, 1417, 4251, 12753, 16747, 50241, 150723, 217711, 653133, 1825423, 1959399, 5476269, 16428807, 23730499, 71191497, 213574491]

約数ペア:

[(1, 213574491), (3, 71191497), (9, 23730499), (13, 16428807), (39, 5476269), (109, 1959399), (117, 1825423), (327, 653133), (981, 217711), (1417, 150723), (4251, 50241), (12753, 16747)]