2800809

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1489}}^1$

素因数の和:1525

約数の個数: 24

約数和(自身を含む): 4648800

約数和(自身を除く): 1847991

約数列:

[1, 3, 9, 11, 19, 33, 57, 99, 171, 209, 627, 1489, 1881, 4467, 13401, 16379, 28291, 49137, 84873, 147411, 254619, 311201, 933603, 2800809]

約数ペア:

[(1, 2800809), (3, 933603), (9, 311201), (11, 254619), (19, 147411), (33, 84873), (57, 49137), (99, 28291), (171, 16379), (209, 13401), (627, 4467), (1489, 1881)]