28292805

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{33091}}^1$

素因数の和:33121

約数の個数: 24

約数和(自身を含む): 51623520

約数和(自身を除く): 23330715

約数列:

[1, 3, 5, 9, 15, 19, 45, 57, 95, 171, 285, 855, 33091, 99273, 165455, 297819, 496365, 628729, 1489095, 1886187, 3143645, 5658561, 9430935, 28292805]

約数ペア:

[(1, 28292805), (3, 9430935), (5, 5658561), (9, 3143645), (15, 1886187), (19, 1489095), (45, 628729), (57, 496365), (95, 297819), (171, 165455), (285, 99273), (855, 33091)]