486625321

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1297}}^1$

素因数の和:1374

約数の個数: 48

約数和(自身を含む): 662914560

約数和(自身を除く): 176289239

約数列:

[1, 7, 13, 19, 31, 49, 91, 133, 217, 247, 403, 589, 637, 931, 1297, 1519, 1729, 2821, 4123, 7657, 9079, 12103, 16861, 19747, 24643, 28861, 40207, 53599, 63553, 118027, 172501, 281449, 320359, 375193, 522691, 763933, 826189, 1207507, 1970143, 2242513, 3658837, 5347531, 9931129, 15697591, 25611859, 37432717, 69517903, 486625321]

約数ペア:

[(1, 486625321), (7, 69517903), (13, 37432717), (19, 25611859), (31, 15697591), (49, 9931129), (91, 5347531), (133, 3658837), (217, 2242513), (247, 1970143), (403, 1207507), (589, 826189), (637, 763933), (931, 522691), (1297, 375193), (1519, 320359), (1729, 281449), (2821, 172501), (4123, 118027), (7657, 63553), (9079, 53599), (12103, 40207), (16861, 28861), (19747, 24643)]