13968815

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{1381}}^1$

素因数の和:1427

約数の個数: 24

約数和(自身を含む): 20365152

約数和(自身を除く): 6396337

約数列:

[1, 5, 7, 17, 35, 85, 119, 289, 595, 1381, 1445, 2023, 6905, 9667, 10115, 23477, 48335, 117385, 164339, 399109, 821695, 1995545, 2793763, 13968815]

約数ペア:

[(1, 13968815), (5, 2793763), (7, 1995545), (17, 821695), (35, 399109), (85, 164339), (119, 117385), (289, 48335), (595, 23477), (1381, 10115), (1445, 9667), (2023, 6905)]