28087311

素因数分解:

$3^1\times 7^1\times {\mathrm{379}}^1\times {\mathrm{3529}}^1$

素因数の和:3918

約数の個数: 16

約数和(自身を含む): 42924800

約数和(自身を除く): 14837489

約数列:

[1, 3, 7, 21, 379, 1137, 2653, 3529, 7959, 10587, 24703, 74109, 1337491, 4012473, 9362437, 28087311]

約数ペア:

[(1, 28087311), (3, 9362437), (7, 4012473), (21, 1337491), (379, 74109), (1137, 24703), (2653, 10587), (3529, 7959)]