15045021

素因数分解:

$3^4\times {\mathrm{281}}^1\times {\mathrm{661}}^1$

素因数の和:954

約数の個数: 20

約数和(自身を含む): 22588764

約数和(自身を除く): 7543743

約数列:

[1, 3, 9, 27, 81, 281, 661, 843, 1983, 2529, 5949, 7587, 17847, 22761, 53541, 185741, 557223, 1671669, 5015007, 15045021]

約数ペア:

[(1, 15045021), (3, 5015007), (9, 1671669), (27, 557223), (81, 185741), (281, 53541), (661, 22761), (843, 17847), (1983, 7587), (2529, 5949)]