9915021

素因数分解:

$3^3\times {\mathrm{157}}^1\times {\mathrm{2339}}^1$

素因数の和:2505

約数の個数: 16

約数和(自身を含む): 14788800

約数和(自身を除く): 4873779

約数列:

[1, 3, 9, 27, 157, 471, 1413, 2339, 4239, 7017, 21051, 63153, 367223, 1101669, 3305007, 9915021]

約数ペア:

[(1, 9915021), (3, 3305007), (9, 1101669), (27, 367223), (157, 63153), (471, 21051), (1413, 7017), (2339, 4239)]