320445447

素因数分解:

$3^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{75169}}^1$

素因数の和:75215

約数の個数: 24

約数和(自身を含む): 514162800

約数和(自身を除く): 193717353

約数列:

[1, 3, 7, 21, 29, 49, 87, 147, 203, 609, 1421, 4263, 75169, 225507, 526183, 1578549, 2179901, 3683281, 6539703, 11049843, 15259307, 45777921, 106815149, 320445447]

約数ペア:

[(1, 320445447), (3, 106815149), (7, 45777921), (21, 15259307), (29, 11049843), (49, 6539703), (87, 3683281), (147, 2179901), (203, 1578549), (609, 526183), (1421, 225507), (4263, 75169)]