17872317

素因数分解:

$3^2\times {\mathrm{67}}^1\times {\mathrm{107}}^1\times {\mathrm{277}}^1$

素因数の和:457

約数の個数: 24

約数和(自身を含む): 26541216

約数和(自身を除く): 8668899

約数列:

[1, 3, 9, 67, 107, 201, 277, 321, 603, 831, 963, 2493, 7169, 18559, 21507, 29639, 55677, 64521, 88917, 167031, 266751, 1985813, 5957439, 17872317]

約数ペア:

[(1, 17872317), (3, 5957439), (9, 1985813), (67, 266751), (107, 167031), (201, 88917), (277, 64521), (321, 55677), (603, 29639), (831, 21507), (963, 18559), (2493, 7169)]