268804791

素因数分解:

$3^3\times {\mathrm{109}}^1\times {\mathrm{149}}^1\times {\mathrm{613}}^1$

素因数の和:880

約数の個数: 32

約数和(自身を含む): 405240000

約数和(自身を除く): 136435209

約数列:

[1, 3, 9, 27, 109, 149, 327, 447, 613, 981, 1341, 1839, 2943, 4023, 5517, 16241, 16551, 48723, 66817, 91337, 146169, 200451, 274011, 438507, 601353, 822033, 1804059, 2466099, 9955733, 29867199, 89601597, 268804791]

約数ペア:

[(1, 268804791), (3, 89601597), (9, 29867199), (27, 9955733), (109, 2466099), (149, 1804059), (327, 822033), (447, 601353), (613, 438507), (981, 274011), (1341, 200451), (1839, 146169), (2943, 91337), (4023, 66817), (5517, 48723), (16241, 16551)]