80685801

素因数分解:

$3^4\times 7^2\times {\mathrm{29}}^1\times {\mathrm{701}}^1$

素因数の和:756

約数の個数: 60

約数和(自身を含む): 145250820

約数和(自身を除く): 64565019

約数列:

[1, 3, 7, 9, 21, 27, 29, 49, 63, 81, 87, 147, 189, 203, 261, 441, 567, 609, 701, 783, 1323, 1421, 1827, 2103, 2349, 3969, 4263, 4907, 5481, 6309, 12789, 14721, 16443, 18927, 20329, 34349, 38367, 44163, 56781, 60987, 103047, 115101, 132489, 142303, 182961, 309141, 397467, 426909, 548883, 927423, 996121, 1280727, 1646649, 2782269, 2988363, 3842181, 8965089, 11526543, 26895267, 80685801]

約数ペア:

[(1, 80685801), (3, 26895267), (7, 11526543), (9, 8965089), (21, 3842181), (27, 2988363), (29, 2782269), (49, 1646649), (63, 1280727), (81, 996121), (87, 927423), (147, 548883), (189, 426909), (203, 397467), (261, 309141), (441, 182961), (567, 142303), (609, 132489), (701, 115101), (783, 103047), (1323, 60987), (1421, 56781), (1827, 44163), (2103, 38367), (2349, 34349), (3969, 20329), (4263, 18927), (4907, 16443), (5481, 14721), (6309, 12789)]