68219405

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{311}}^1\times {\mathrm{2309}}^1$

素因数の和:2644

約数の個数: 16

約数和(自身を含む): 86486400

約数和(自身を除く): 18266995

約数列:

[1, 5, 19, 95, 311, 1555, 2309, 5909, 11545, 29545, 43871, 219355, 718099, 3590495, 13643881, 68219405]

約数ペア:

[(1, 68219405), (5, 13643881), (19, 3590495), (95, 718099), (311, 219355), (1555, 43871), (2309, 29545), (5909, 11545)]