15720033

素因数分解:

$3^1\times 7^3\times {\mathrm{15277}}^1$

素因数の和:15301

約数の個数: 16

約数和(自身を含む): 24444800

約数和(自身を除く): 8724767

約数列:

[1, 3, 7, 21, 49, 147, 343, 1029, 15277, 45831, 106939, 320817, 748573, 2245719, 5240011, 15720033]

約数ペア:

[(1, 15720033), (3, 5240011), (7, 2245719), (21, 748573), (49, 320817), (147, 106939), (343, 45831), (1029, 15277)]