71920471

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{4337}}^1$

素因数の和:4470

約数の個数: 16

約数和(自身を含む): 86621184

約数和(自身を除く): 14700713

約数列:

[1, 7, 23, 103, 161, 721, 2369, 4337, 16583, 30359, 99751, 446711, 698257, 3126977, 10274353, 71920471]

約数ペア:

[(1, 71920471), (7, 10274353), (23, 3126977), (103, 698257), (161, 446711), (721, 99751), (2369, 30359), (4337, 16583)]