2761515

素因数分解:

$3^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{563}}^1$

素因数の和:683

約数の個数: 24

約数和(自身を含む): 4839120

約数和(自身を除く): 2077605

約数列:

[1, 3, 5, 9, 15, 45, 109, 327, 545, 563, 981, 1635, 1689, 2815, 4905, 5067, 8445, 25335, 61367, 184101, 306835, 552303, 920505, 2761515]

約数ペア:

[(1, 2761515), (3, 920505), (5, 552303), (9, 306835), (15, 184101), (45, 61367), (109, 25335), (327, 8445), (545, 5067), (563, 4905), (981, 2815), (1635, 1689)]