15957891

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{10369}}^1$

素因数の和:10400

約数の個数: 20

約数和(自身を含む): 25095400

約数和(自身を除く): 9137509

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 513, 1539, 10369, 31107, 93321, 197011, 279963, 591033, 839889, 1773099, 5319297, 15957891]

約数ペア:

[(1, 15957891), (3, 5319297), (9, 1773099), (19, 839889), (27, 591033), (57, 279963), (81, 197011), (171, 93321), (513, 31107), (1539, 10369)]