67896913

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{2251}}^1$

素因数の和:2428

約数の個数: 16

約数和(自身を含む): 80711680

約数和(自身を除く): 12814767

約数列:

[1, 7, 31, 139, 217, 973, 2251, 4309, 15757, 30163, 69781, 312889, 488467, 2190223, 9699559, 67896913]

約数ペア:

[(1, 67896913), (7, 9699559), (31, 2190223), (139, 488467), (217, 312889), (973, 69781), (2251, 30163), (4309, 15757)]