131088305

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{7759}}^1$

素因数の和:7904

約数の個数: 16

約数和(自身を含む): 163891200

約数和(自身を除く): 32802895

約数列:

[1, 5, 31, 109, 155, 545, 3379, 7759, 16895, 38795, 240529, 845731, 1202645, 4228655, 26217661, 131088305]

約数ペア:

[(1, 131088305), (5, 26217661), (31, 4228655), (109, 1202645), (155, 845731), (545, 240529), (3379, 38795), (7759, 16895)]