9987945

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{5503}}^1$

素因数の和:5533

約数の個数: 24

約数和(自身を含む): 17568768

約数和(自身を除く): 7580823

約数列:

[1, 3, 5, 11, 15, 33, 55, 121, 165, 363, 605, 1815, 5503, 16509, 27515, 60533, 82545, 181599, 302665, 665863, 907995, 1997589, 3329315, 9987945]

約数ペア:

[(1, 9987945), (3, 3329315), (5, 1997589), (11, 907995), (15, 665863), (33, 302665), (55, 181599), (121, 82545), (165, 60533), (363, 27515), (605, 16509), (1815, 5503)]