31266621

素因数分解:

$3^3\times {\mathrm{17}}^2\times {\mathrm{4007}}^1$

素因数の和:4050

約数の個数: 24

約数和(自身を含む): 49218240

約数和(自身を除く): 17951619

約数列:

[1, 3, 9, 17, 27, 51, 153, 289, 459, 867, 2601, 4007, 7803, 12021, 36063, 68119, 108189, 204357, 613071, 1158023, 1839213, 3474069, 10422207, 31266621]

約数ペア:

[(1, 31266621), (3, 10422207), (9, 3474069), (17, 1839213), (27, 1158023), (51, 613071), (153, 204357), (289, 108189), (459, 68119), (867, 36063), (2601, 12021), (4007, 7803)]