15409521

素因数分解:

$3^4\times {\mathrm{103}}^1\times {\mathrm{1847}}^1$

素因数の和:1962

約数の個数: 20

約数和(自身を含む): 23255232

約数和(自身を除く): 7845711

約数列:

[1, 3, 9, 27, 81, 103, 309, 927, 1847, 2781, 5541, 8343, 16623, 49869, 149607, 190241, 570723, 1712169, 5136507, 15409521]

約数ペア:

[(1, 15409521), (3, 5136507), (9, 1712169), (27, 570723), (81, 190241), (103, 149607), (309, 49869), (927, 16623), (1847, 8343), (2781, 5541)]