75871731

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^2\times {\mathrm{317}}^1$

素因数の和:388

約数の個数: 48

約数和(自身を含む): 122127264

約数和(自身を除く): 46255533

約数列:

[1, 3, 13, 17, 19, 39, 51, 57, 221, 247, 317, 323, 361, 663, 741, 951, 969, 1083, 4121, 4199, 4693, 5389, 6023, 6137, 12363, 12597, 14079, 16167, 18069, 18411, 70057, 78299, 79781, 102391, 114437, 210171, 234897, 239343, 307173, 343311, 1331083, 1487681, 1945429, 3993249, 4463043, 5836287, 25290577, 75871731]

約数ペア:

[(1, 75871731), (3, 25290577), (13, 5836287), (17, 4463043), (19, 3993249), (39, 1945429), (51, 1487681), (57, 1331083), (221, 343311), (247, 307173), (317, 239343), (323, 234897), (361, 210171), (663, 114437), (741, 102391), (951, 79781), (969, 78299), (1083, 70057), (4121, 18411), (4199, 18069), (4693, 16167), (5389, 14079), (6023, 12597), (6137, 12363)]