81100257

素因数分解:

$3^1\times 7^1\times {\mathrm{839}}^1\times {\mathrm{4603}}^1$

素因数の和:5452

約数の個数: 16

約数和(自身を含む): 123755520

約数和(自身を除く): 42655263

約数列:

[1, 3, 7, 21, 839, 2517, 4603, 5873, 13809, 17619, 32221, 96663, 3861917, 11585751, 27033419, 81100257]

約数ペア:

[(1, 81100257), (3, 27033419), (7, 11585751), (21, 3861917), (839, 96663), (2517, 32221), (4603, 17619), (5873, 13809)]