123340815

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{210839}}^1$

素因数の和:210863

約数の個数: 24

約数和(自身を含む): 230237280

約数和(自身を除く): 106896465

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 117, 195, 585, 210839, 632517, 1054195, 1897551, 2740907, 3162585, 8222721, 9487755, 13704535, 24668163, 41113605, 123340815]

約数ペア:

[(1, 123340815), (3, 41113605), (5, 24668163), (9, 13704535), (13, 9487755), (15, 8222721), (39, 3162585), (45, 2740907), (65, 1897551), (117, 1054195), (195, 632517), (585, 210839)]