2522421

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1$

素因数の和:191

約数の個数: 40

約数和(自身を含む): 4356000

約数和(自身を除く): 1833579

約数列:

[1, 3, 9, 11, 19, 27, 33, 57, 81, 99, 149, 171, 209, 297, 447, 513, 627, 891, 1341, 1539, 1639, 1881, 2831, 4023, 4917, 5643, 8493, 12069, 14751, 16929, 25479, 31141, 44253, 76437, 93423, 132759, 229311, 280269, 840807, 2522421]

約数ペア:

[(1, 2522421), (3, 840807), (9, 280269), (11, 229311), (19, 132759), (27, 93423), (33, 76437), (57, 44253), (81, 31141), (99, 25479), (149, 16929), (171, 14751), (209, 12069), (297, 8493), (447, 5643), (513, 4917), (627, 4023), (891, 2831), (1341, 1881), (1539, 1639)]