997110018

素因数分解:

$2^1\times 3^2\times {\mathrm{55395001}}^1$

素因数の和:55395009

約数の個数: 12

約数和(自身を含む): 2160405078

約数和(自身を除く): 1163295060

約数列:

[1, 2, 3, 6, 9, 18, 55395001, 110790002, 166185003, 332370006, 498555009, 997110018]

約数ペア:

[(1, 997110018), (2, 498555009), (3, 332370006), (6, 166185003), (9, 110790002), (18, 55395001)]