81323998

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{252559}}^1$

素因数の和:252591

約数の個数: 16

約数和(自身を含む): 145474560

約数和(自身を除く): 64150562

約数列:

[1, 2, 7, 14, 23, 46, 161, 322, 252559, 505118, 1767913, 3535826, 5808857, 11617714, 40661999, 81323998]

約数ペア:

[(1, 81323998), (2, 40661999), (7, 11617714), (14, 5808857), (23, 3535826), (46, 1767913), (161, 505118), (322, 252559)]