1338861765

素因数分解:

$3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{2177011}}^1$

素因数の和:2177060

約数の個数: 16

約数和(自身を含む): 2194428096

約数和(自身を除く): 855566331

約数列:

[1, 3, 5, 15, 41, 123, 205, 615, 2177011, 6531033, 10885055, 32655165, 89257451, 267772353, 446287255, 1338861765]

約数ペア:

[(1, 1338861765), (3, 446287255), (5, 267772353), (15, 89257451), (41, 32655165), (123, 10885055), (205, 6531033), (615, 2177011)]