2489589

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{211}}^1$

素因数の和:262

約数の個数: 32

約数和(自身を含む): 4070400

約数和(自身を除く): 1580811

約数列:

[1, 3, 9, 19, 23, 27, 57, 69, 171, 207, 211, 437, 513, 621, 633, 1311, 1899, 3933, 4009, 4853, 5697, 11799, 12027, 14559, 36081, 43677, 92207, 108243, 131031, 276621, 829863, 2489589]

約数ペア:

[(1, 2489589), (3, 829863), (9, 276621), (19, 131031), (23, 108243), (27, 92207), (57, 43677), (69, 36081), (171, 14559), (207, 12027), (211, 11799), (437, 5697), (513, 4853), (621, 4009), (633, 3933), (1311, 1899)]