15601221

素因数分解:

$3^3\times {\mathrm{139}}^1\times {\mathrm{4157}}^1$

素因数の和:4305

約数の個数: 16

約数和(自身を含む): 23284800

約数和(自身を除く): 7683579

約数列:

[1, 3, 9, 27, 139, 417, 1251, 3753, 4157, 12471, 37413, 112239, 577823, 1733469, 5200407, 15601221]

約数ペア:

[(1, 15601221), (3, 5200407), (9, 1733469), (27, 577823), (139, 112239), (417, 37413), (1251, 12471), (3753, 4157)]