1531291797

素因数分解:

$3^4\times 7^2\times {\mathrm{281}}^1\times {\mathrm{1373}}^1$

素因数の和:1680

約数の個数: 60

約数和(自身を含む): 2672366796

約数和(自身を除く): 1141074999

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 81, 147, 189, 281, 441, 567, 843, 1323, 1373, 1967, 2529, 3969, 4119, 5901, 7587, 9611, 12357, 13769, 17703, 22761, 28833, 37071, 41307, 53109, 67277, 86499, 111213, 123921, 159327, 201831, 259497, 371763, 385813, 605493, 778491, 1115289, 1157439, 1816479, 2700691, 3472317, 5449437, 8102073, 10416951, 18904837, 24306219, 31250853, 56714511, 72918657, 170143533, 218755971, 510430599, 1531291797]

約数ペア:

[(1, 1531291797), (3, 510430599), (7, 218755971), (9, 170143533), (21, 72918657), (27, 56714511), (49, 31250853), (63, 24306219), (81, 18904837), (147, 10416951), (189, 8102073), (281, 5449437), (441, 3472317), (567, 2700691), (843, 1816479), (1323, 1157439), (1373, 1115289), (1967, 778491), (2529, 605493), (3969, 385813), (4119, 371763), (5901, 259497), (7587, 201831), (9611, 159327), (12357, 123921), (13769, 111213), (17703, 86499), (22761, 67277), (28833, 53109), (37071, 41307)]