7899831

素因数分解:

$3^2\times {\mathrm{43}}^1\times {\mathrm{137}}^1\times {\mathrm{149}}^1$

素因数の和:335

約数の個数: 24

約数和(自身を含む): 11840400

約数和(自身を除く): 3940569

約数列:

[1, 3, 9, 43, 129, 137, 149, 387, 411, 447, 1233, 1341, 5891, 6407, 17673, 19221, 20413, 53019, 57663, 61239, 183717, 877759, 2633277, 7899831]

約数ペア:

[(1, 7899831), (3, 2633277), (9, 877759), (43, 183717), (129, 61239), (137, 57663), (149, 53019), (387, 20413), (411, 19221), (447, 17673), (1233, 6407), (1341, 5891)]