81193745

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{14011}}^1$

素因数の和:14096

約数の個数: 16

約数和(自身を含む): 104249280

約数和(自身を除く): 23055535

約数列:

[1, 5, 19, 61, 95, 305, 1159, 5795, 14011, 70055, 266209, 854671, 1331045, 4273355, 16238749, 81193745]

約数ペア:

[(1, 81193745), (5, 16238749), (19, 4273355), (61, 1331045), (95, 854671), (305, 266209), (1159, 70055), (5795, 14011)]