81525009

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{223}}^1\times {\mathrm{3931}}^1$

素因数の和:4188

約数の個数: 16

約数和(自身を含む): 112738304

約数和(自身を除く): 31213295

約数列:

[1, 3, 31, 93, 223, 669, 3931, 6913, 11793, 20739, 121861, 365583, 876613, 2629839, 27175003, 81525009]

約数ペア:

[(1, 81525009), (3, 27175003), (31, 2629839), (93, 876613), (223, 365583), (669, 121861), (3931, 20739), (6913, 11793)]