254758217

素因数分解:

$7^1\times {\mathrm{31}}^2\times {\mathrm{37871}}^1$

素因数の和:37940

約数の個数: 12

約数和(自身を含む): 300855168

約数和(自身を除く): 46096951

約数列:

[1, 7, 31, 217, 961, 6727, 37871, 265097, 1174001, 8218007, 36394031, 254758217]

約数ペア:

[(1, 254758217), (7, 36394031), (31, 8218007), (217, 1174001), (961, 265097), (6727, 37871)]