15205897

素因数分解:

$7^1\times {\mathrm{61}}^1\times {\mathrm{149}}^1\times {\mathrm{239}}^1$

素因数の和:456

約数の個数: 16

約数和(自身を含む): 17856000

約数和(自身を除く): 2650103

約数列:

[1, 7, 61, 149, 239, 427, 1043, 1673, 9089, 14579, 35611, 63623, 102053, 249277, 2172271, 15205897]

約数ペア:

[(1, 15205897), (7, 2172271), (61, 249277), (149, 102053), (239, 63623), (427, 35611), (1043, 14579), (1673, 9089)]