201427265

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{3793}}^1$

素因数の和:3873

約数の個数: 32

約数和(自身を含む): 280452480

約数和(自身を除く): 79025215

約数列:

[1, 5, 13, 19, 43, 65, 95, 215, 247, 559, 817, 1235, 2795, 3793, 4085, 10621, 18965, 49309, 53105, 72067, 163099, 246545, 360335, 815495, 936871, 2120287, 3098881, 4684355, 10601435, 15494405, 40285453, 201427265]

約数ペア:

[(1, 201427265), (5, 40285453), (13, 15494405), (19, 10601435), (43, 4684355), (65, 3098881), (95, 2120287), (215, 936871), (247, 815495), (559, 360335), (817, 246545), (1235, 163099), (2795, 72067), (3793, 53105), (4085, 49309), (10621, 18965)]