201523917

素因数分解:

$3^1\times 7^2\times {\mathrm{83}}^2\times {\mathrm{199}}^1$

素因数の和:382

約数の個数: 36

約数和(自身を含む): 317968800

約数和(自身を除く): 116444883

約数列:

[1, 3, 7, 21, 49, 83, 147, 199, 249, 581, 597, 1393, 1743, 4067, 4179, 6889, 9751, 12201, 16517, 20667, 29253, 48223, 49551, 115619, 144669, 337561, 346857, 809333, 1012683, 1370911, 2427999, 4112733, 9596377, 28789131, 67174639, 201523917]

約数ペア:

[(1, 201523917), (3, 67174639), (7, 28789131), (21, 9596377), (49, 4112733), (83, 2427999), (147, 1370911), (199, 1012683), (249, 809333), (581, 346857), (597, 337561), (1393, 144669), (1743, 115619), (4067, 49551), (4179, 48223), (6889, 29253), (9751, 20667), (12201, 16517)]