2856559617

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{388489}}^1$

素因数の和:388557

約数の個数: 24

約数和(自身を含む): 4444325600

約数和(自身を除く): 1587765983

約数列:

[1, 3, 9, 19, 43, 57, 129, 171, 387, 817, 2451, 7353, 388489, 1165467, 3496401, 7381291, 16705027, 22143873, 50115081, 66431619, 150345243, 317395513, 952186539, 2856559617]

約数ペア:

[(1, 2856559617), (3, 952186539), (9, 317395513), (19, 150345243), (43, 66431619), (57, 50115081), (129, 22143873), (171, 16705027), (387, 7381291), (817, 3496401), (2451, 1165467), (7353, 388489)]