15901389

素因数分解:

$3^2\times 7^1\times {\mathrm{83}}^1\times {\mathrm{3041}}^1$

素因数の和:3137

約数の個数: 24

約数和(自身を含む): 26574912

約数和(自身を除く): 10673523

約数列:

[1, 3, 7, 9, 21, 63, 83, 249, 581, 747, 1743, 3041, 5229, 9123, 21287, 27369, 63861, 191583, 252403, 757209, 1766821, 2271627, 5300463, 15901389]

約数ペア:

[(1, 15901389), (3, 5300463), (7, 2271627), (9, 1766821), (21, 757209), (63, 252403), (83, 191583), (249, 63861), (581, 27369), (747, 21287), (1743, 9123), (3041, 5229)]