285561089

素因数分解:

${\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{223}}^1\times {\mathrm{557}}^1$

素因数の和:821

約数の個数: 24

約数和(自身を含む): 332478720

約数和(自身を除く): 46917631

約数列:

[1, 11, 19, 121, 209, 223, 557, 2299, 2453, 4237, 6127, 10583, 26983, 46607, 67397, 116413, 124211, 512677, 1280543, 1366321, 2360009, 15029531, 25960099, 285561089]

約数ペア:

[(1, 285561089), (11, 25960099), (19, 15029531), (121, 2360009), (209, 1366321), (223, 1280543), (557, 512677), (2299, 124211), (2453, 116413), (4237, 67397), (6127, 46607), (10583, 26983)]