28011105

素因数分解:

$3^2\times 5^1\times {\mathrm{191}}^1\times {\mathrm{3259}}^1$

素因数の和:3461

約数の個数: 24

約数和(自身を含む): 48821760

約数和(自身を除く): 20810655

約数列:

[1, 3, 5, 9, 15, 45, 191, 573, 955, 1719, 2865, 3259, 8595, 9777, 16295, 29331, 48885, 146655, 622469, 1867407, 3112345, 5602221, 9337035, 28011105]

約数ペア:

[(1, 28011105), (3, 9337035), (5, 5602221), (9, 3112345), (15, 1867407), (45, 622469), (191, 146655), (573, 48885), (955, 29331), (1719, 16295), (2865, 9777), (3259, 8595)]