22218723

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{821}}^1$

素因数の和:955

約数の個数: 24

約数和(自身を含む): 33511296

約数和(自身を除く): 11292573

約数列:

[1, 3, 9, 31, 93, 97, 279, 291, 821, 873, 2463, 3007, 7389, 9021, 25451, 27063, 76353, 79637, 229059, 238911, 716733, 2468747, 7406241, 22218723]

約数ペア:

[(1, 22218723), (3, 7406241), (9, 2468747), (31, 716733), (93, 238911), (97, 229059), (279, 79637), (291, 76353), (821, 27063), (873, 25451), (2463, 9021), (3007, 7389)]