13005895

素因数分解:

$5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{11987}}^1$

素因数の和:12030

約数の個数: 16

約数和(自身を含む): 18413568

約数和(自身を除く): 5407673

約数列:

[1, 5, 7, 31, 35, 155, 217, 1085, 11987, 59935, 83909, 371597, 419545, 1857985, 2601179, 13005895]

約数ペア:

[(1, 13005895), (5, 2601179), (7, 1857985), (31, 419545), (35, 371597), (155, 83909), (217, 59935), (1085, 11987)]