81219026

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{252233}}^1$

素因数の和:252265

約数の個数: 16

約数和(自身を含む): 145286784

約数和(自身を除く): 64067758

約数列:

[1, 2, 7, 14, 23, 46, 161, 322, 252233, 504466, 1765631, 3531262, 5801359, 11602718, 40609513, 81219026]

約数ペア:

[(1, 81219026), (2, 40609513), (7, 11602718), (14, 5801359), (23, 3531262), (46, 1765631), (161, 504466), (322, 252233)]