1520402221

素因数分解:

${\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{389}}^1\times {\mathrm{7333}}^1$

素因数の和:7776

約数の個数: 16

約数和(自身を含む): 1681832880

約数和(自身を除く): 161430659

約数列:

[1, 13, 41, 389, 533, 5057, 7333, 15949, 95329, 207337, 300653, 2852537, 3908489, 37082981, 116954017, 1520402221]

約数ペア:

[(1, 1520402221), (13, 116954017), (41, 37082981), (389, 3908489), (533, 2852537), (5057, 300653), (7333, 207337), (15949, 95329)]