68171221

素因数分解:

${\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{131}}^1\times {\mathrm{449}}^1$

素因数の和:660

約数の個数: 16

約数和(自身を含む): 73656000

約数和(自身を除く): 5484779

約数列:

[1, 19, 61, 131, 449, 1159, 2489, 7991, 8531, 27389, 58819, 151829, 520391, 1117561, 3587959, 68171221]

約数ペア:

[(1, 68171221), (19, 3587959), (61, 1117561), (131, 520391), (449, 151829), (1159, 58819), (2489, 27389), (7991, 8531)]