2015375999

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{31}}^1\times {\mathrm{1979}}^1$

素因数の和:2068

約数の個数: 48

約数和(自身を含む): 2703697920

約数和(自身を除く): 688321921

約数列:

[1, 7, 13, 19, 31, 91, 133, 217, 247, 361, 403, 589, 1729, 1979, 2527, 2821, 4123, 4693, 7657, 11191, 13853, 25727, 32851, 37601, 53599, 61349, 78337, 145483, 180089, 263207, 429443, 488813, 714419, 797537, 1018381, 1165631, 3421691, 5000933, 5582759, 8159417, 9287447, 15153203, 22146989, 65012129, 106072421, 155028923, 287910857, 2015375999]

約数ペア:

[(1, 2015375999), (7, 287910857), (13, 155028923), (19, 106072421), (31, 65012129), (91, 22146989), (133, 15153203), (217, 9287447), (247, 8159417), (361, 5582759), (403, 5000933), (589, 3421691), (1729, 1165631), (1979, 1018381), (2527, 797537), (2821, 714419), (4123, 488813), (4693, 429443), (7657, 263207), (11191, 180089), (13853, 145483), (25727, 78337), (32851, 61349), (37601, 53599)]