13865285

素因数分解:

$5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{3329}}^1$

素因数の和:3365

約数の個数: 24

約数和(自身を含む): 20499480

約数和(自身を除く): 6634195

約数列:

[1, 5, 7, 17, 35, 49, 85, 119, 245, 595, 833, 3329, 4165, 16645, 23303, 56593, 116515, 163121, 282965, 396151, 815605, 1980755, 2773057, 13865285]

約数ペア:

[(1, 13865285), (5, 2773057), (7, 1980755), (17, 815605), (35, 396151), (49, 282965), (85, 163121), (119, 116515), (245, 56593), (595, 23303), (833, 16645), (3329, 4165)]