2912019579

素因数分解:

$3^4\times 7^3\times {\mathrm{281}}^1\times {\mathrm{373}}^1$

素因数の和:687

約数の個数: 80

約数和(自身を含む): 5104651200

約数和(自身を除く): 2192631621

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 81, 147, 189, 281, 343, 373, 441, 567, 843, 1029, 1119, 1323, 1967, 2529, 2611, 3087, 3357, 3969, 5901, 7587, 7833, 9261, 10071, 13769, 17703, 18277, 22761, 23499, 27783, 30213, 41307, 53109, 54831, 70497, 96383, 104813, 123921, 127939, 159327, 164493, 211491, 289149, 314439, 371763, 383817, 493479, 733691, 867447, 943317, 1115289, 1151451, 1480437, 2201073, 2602341, 2829951, 3454353, 5135837, 6603219, 7807023, 8489853, 10363059, 15407511, 19809657, 35950859, 46222533, 59428971, 107852577, 138667599, 323557731, 416002797, 970673193, 2912019579]

約数ペア:

[(1, 2912019579), (3, 970673193), (7, 416002797), (9, 323557731), (21, 138667599), (27, 107852577), (49, 59428971), (63, 46222533), (81, 35950859), (147, 19809657), (189, 15407511), (281, 10363059), (343, 8489853), (373, 7807023), (441, 6603219), (567, 5135837), (843, 3454353), (1029, 2829951), (1119, 2602341), (1323, 2201073), (1967, 1480437), (2529, 1151451), (2611, 1115289), (3087, 943317), (3357, 867447), (3969, 733691), (5901, 493479), (7587, 383817), (7833, 371763), (9261, 314439), (10071, 289149), (13769, 211491), (17703, 164493), (18277, 159327), (22761, 127939), (23499, 123921), (27783, 104813), (30213, 96383), (41307, 70497), (53109, 54831)]