71724731

素因数分解:

${\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{4139}}^1$

素因数の和:4226

約数の個数: 16

約数和(自身を含む): 81607680

約数和(自身を除く): 9882949

約数列:

[1, 13, 31, 43, 403, 559, 1333, 4139, 17329, 53807, 128309, 177977, 1668017, 2313701, 5517287, 71724731]

約数ペア:

[(1, 71724731), (13, 5517287), (31, 2313701), (43, 1668017), (403, 177977), (559, 128309), (1333, 53807), (4139, 17329)]