289165989

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{313}}^1$

素因数の和:430

約数の個数: 64

約数和(自身を含む): 481098240

約数和(自身を除く): 191932251

約数列:

[1, 3, 7, 21, 29, 37, 41, 87, 111, 123, 203, 259, 287, 313, 609, 777, 861, 939, 1073, 1189, 1517, 2191, 3219, 3567, 4551, 6573, 7511, 8323, 9077, 10619, 11581, 12833, 22533, 24969, 27231, 31857, 34743, 38499, 43993, 63539, 81067, 89831, 131979, 190617, 243201, 269493, 307951, 335849, 372157, 474821, 923853, 1007547, 1116471, 1424463, 2350943, 2605099, 3323747, 7052829, 7815297, 9971241, 13769809, 41309427, 96388663, 289165989]

約数ペア:

[(1, 289165989), (3, 96388663), (7, 41309427), (21, 13769809), (29, 9971241), (37, 7815297), (41, 7052829), (87, 3323747), (111, 2605099), (123, 2350943), (203, 1424463), (259, 1116471), (287, 1007547), (313, 923853), (609, 474821), (777, 372157), (861, 335849), (939, 307951), (1073, 269493), (1189, 243201), (1517, 190617), (2191, 131979), (3219, 89831), (3567, 81067), (4551, 63539), (6573, 43993), (7511, 38499), (8323, 34743), (9077, 31857), (10619, 27231), (11581, 24969), (12833, 22533)]