55540821

素因数分解:

$3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{61507}}^1$

素因数の和:61560

約数の個数: 16

約数和(自身を含む): 86603264

約数和(自身を除く): 31062443

約数列:

[1, 3, 7, 21, 43, 129, 301, 903, 61507, 184521, 430549, 1291647, 2644801, 7934403, 18513607, 55540821]

約数ペア:

[(1, 55540821), (3, 18513607), (7, 7934403), (21, 2644801), (43, 1291647), (129, 430549), (301, 184521), (903, 61507)]