210545973

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{12437}}^1$

素因数の和:12479

約数の個数: 40

約数和(自身を含む): 361199520

約数和(自身を除く): 150653547

約数列:

[1, 3, 9, 11, 19, 27, 33, 57, 81, 99, 171, 209, 297, 513, 627, 891, 1539, 1881, 5643, 12437, 16929, 37311, 111933, 136807, 236303, 335799, 410421, 708909, 1007397, 1231263, 2126727, 2599333, 3693789, 6380181, 7797999, 11081367, 19140543, 23393997, 70181991, 210545973]

約数ペア:

[(1, 210545973), (3, 70181991), (9, 23393997), (11, 19140543), (19, 11081367), (27, 7797999), (33, 6380181), (57, 3693789), (81, 2599333), (99, 2126727), (171, 1231263), (209, 1007397), (297, 708909), (513, 410421), (627, 335799), (891, 236303), (1539, 136807), (1881, 111933), (5643, 37311), (12437, 16929)]