61868219

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^2\times {\mathrm{541}}^1$

素因数の和:627

約数の個数: 24

約数和(自身を含む): 77501664

約数和(自身を除く): 15633445

約数列:

[1, 7, 17, 31, 119, 217, 527, 541, 961, 3689, 3787, 6727, 9197, 16337, 16771, 64379, 114359, 117397, 285107, 519901, 1995749, 3639307, 8838317, 61868219]

約数ペア:

[(1, 61868219), (7, 8838317), (17, 3639307), (31, 1995749), (119, 519901), (217, 285107), (527, 117397), (541, 114359), (961, 64379), (3689, 16771), (3787, 16337), (6727, 9197)]