86721663

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{133213}}^1$

素因数の和:133254

約数の個数: 16

約数和(自身を含む): 136411136

約数和(自身を除く): 49689473

約数列:

[1, 3, 7, 21, 31, 93, 217, 651, 133213, 399639, 932491, 2797473, 4129603, 12388809, 28907221, 86721663]

約数ペア:

[(1, 86721663), (3, 28907221), (7, 12388809), (21, 4129603), (31, 2797473), (93, 932491), (217, 399639), (651, 133213)]