27001331

素因数分解:

$7^1\times {\mathrm{79}}^1\times {\mathrm{157}}^1\times {\mathrm{311}}^1$

素因数の和:554

約数の個数: 16

約数和(自身を含む): 31549440

約数和(自身を除く): 4548109

約数列:

[1, 7, 79, 157, 311, 553, 1099, 2177, 12403, 24569, 48827, 86821, 171983, 341789, 3857333, 27001331]

約数ペア:

[(1, 27001331), (7, 3857333), (79, 341789), (157, 171983), (311, 86821), (553, 48827), (1099, 24569), (2177, 12403)]