207745857

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{16267}}^1$

素因数の和:16330

約数の個数: 32

約数和(自身を含む): 343580160

約数和(自身を除く): 135834303

約数列:

[1, 3, 9, 11, 27, 33, 43, 99, 129, 297, 387, 473, 1161, 1419, 4257, 12771, 16267, 48801, 146403, 178937, 439209, 536811, 699481, 1610433, 2098443, 4831299, 6295329, 7694291, 18885987, 23082873, 69248619, 207745857]

約数ペア:

[(1, 207745857), (3, 69248619), (9, 23082873), (11, 18885987), (27, 7694291), (33, 6295329), (43, 4831299), (99, 2098443), (129, 1610433), (297, 699481), (387, 536811), (473, 439209), (1161, 178937), (1419, 146403), (4257, 48801), (12771, 16267)]