1258743065

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{427417}}^1$

素因数の和:427472

約数の個数: 16

約数和(自身を含む): 1641285120

約数和(自身を除く): 382542055

約数列:

[1, 5, 19, 31, 95, 155, 589, 2945, 427417, 2137085, 8120923, 13249927, 40604615, 66249635, 251748613, 1258743065]

約数ペア:

[(1, 1258743065), (5, 251748613), (19, 66249635), (31, 40604615), (95, 13249927), (155, 8120923), (589, 2137085), (2945, 427417)]