15997731

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{4297}}^1$

素因数の和:4390

約数の個数: 16

約数和(自身を含む): 22899744

約数和(自身を除く): 6902013

約数列:

[1, 3, 17, 51, 73, 219, 1241, 3723, 4297, 12891, 73049, 219147, 313681, 941043, 5332577, 15997731]

約数ペア:

[(1, 15997731), (3, 5332577), (17, 941043), (51, 313681), (73, 219147), (219, 73049), (1241, 12891), (3723, 4297)]