2788001541

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{644029}}^1$

素因数の和:644085

約数の個数: 24

約数和(自身を含む): 4454111480

約数和(自身を除く): 1666109939

約数列:

[1, 3, 9, 13, 37, 39, 111, 117, 333, 481, 1443, 4329, 644029, 1932087, 5796261, 8372377, 23829073, 25117131, 71487219, 75351393, 214461657, 309777949, 929333847, 2788001541]

約数ペア:

[(1, 2788001541), (3, 929333847), (9, 309777949), (13, 214461657), (37, 75351393), (39, 71487219), (111, 25117131), (117, 23829073), (333, 8372377), (481, 5796261), (1443, 1932087), (4329, 644029)]