201318309

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{721571}}^1$

素因数の和:721608

約数の個数: 12

約数和(自身を含む): 300173952

約数和(自身を除く): 98855643

約数列:

[1, 3, 9, 31, 93, 279, 721571, 2164713, 6494139, 22368701, 67106103, 201318309]

約数ペア:

[(1, 201318309), (3, 67106103), (9, 22368701), (31, 6494139), (93, 2164713), (279, 721571)]