281427363

素因数分解:

$3^2\times 7^1\times {\mathrm{449}}^1\times {\mathrm{9949}}^1$

素因数の和:10411

約数の個数: 24

約数和(自身を含む): 465660000

約数和(自身を除く): 184232637

約数列:

[1, 3, 7, 9, 21, 63, 449, 1347, 3143, 4041, 9429, 9949, 28287, 29847, 69643, 89541, 208929, 626787, 4467101, 13401303, 31269707, 40203909, 93809121, 281427363]

約数ペア:

[(1, 281427363), (3, 93809121), (7, 40203909), (9, 31269707), (21, 13401303), (63, 4467101), (449, 626787), (1347, 208929), (3143, 89541), (4041, 69643), (9429, 29847), (9949, 28287)]