140385721

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{14779}}^1$

素因数の和:14868

約数の個数: 16

約数和(自身を含む): 170265600

約数和(自身を除く): 29879879

約数列:

[1, 7, 23, 59, 161, 413, 1357, 9499, 14779, 103453, 339917, 871961, 2379419, 6103727, 20055103, 140385721]

約数ペア:

[(1, 140385721), (7, 20055103), (23, 6103727), (59, 2379419), (161, 871961), (413, 339917), (1357, 103453), (9499, 14779)]