1998430815

素因数分解:

$3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{3249481}}^1$

素因数の和:3249530

約数の個数: 16

約数和(自身を含む): 3275477856

約数和(自身を除く): 1277047041

約数列:

[1, 3, 5, 15, 41, 123, 205, 615, 3249481, 9748443, 16247405, 48742215, 133228721, 399686163, 666143605, 1998430815]

約数ペア:

[(1, 1998430815), (3, 666143605), (5, 399686163), (15, 133228721), (41, 48742215), (123, 16247405), (205, 9748443), (615, 3249481)]