2158299

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{43}}^1$

素因数の和:89

約数の個数: 48

約数和(自身を含む): 3864960

約数和(自身を除く): 1706661

約数列:

[1, 3, 9, 11, 13, 27, 33, 39, 43, 99, 117, 129, 143, 169, 297, 351, 387, 429, 473, 507, 559, 1161, 1287, 1419, 1521, 1677, 1859, 3861, 4257, 4563, 5031, 5577, 6149, 7267, 12771, 15093, 16731, 18447, 21801, 50193, 55341, 65403, 79937, 166023, 196209, 239811, 719433, 2158299]

約数ペア:

[(1, 2158299), (3, 719433), (9, 239811), (11, 196209), (13, 166023), (27, 79937), (33, 65403), (39, 55341), (43, 50193), (99, 21801), (117, 18447), (129, 16731), (143, 15093), (169, 12771), (297, 7267), (351, 6149), (387, 5577), (429, 5031), (473, 4563), (507, 4257), (559, 3861), (1161, 1859), (1287, 1677), (1419, 1521)]