40278745

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{14411}}^1$

素因数の和:14472

約数の個数: 16

約数和(自身を含む): 53266752

約数和(自身を除く): 12988007

約数列:

[1, 5, 13, 43, 65, 215, 559, 2795, 14411, 72055, 187343, 619673, 936715, 3098365, 8055749, 40278745]

約数ペア:

[(1, 40278745), (5, 8055749), (13, 3098365), (43, 936715), (65, 619673), (215, 187343), (559, 72055), (2795, 14411)]