581319531

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{499}}^1\times {\mathrm{3319}}^1$

素因数の和:3840

約数の個数: 32

約数和(自身を含む): 929600000

約数和(自身を除く): 348280469

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 499, 1497, 3319, 4491, 6487, 9957, 13473, 19461, 29871, 43147, 58383, 89613, 129441, 175149, 388323, 1164969, 1656181, 4968543, 14905629, 21530353, 44716887, 64591059, 193773177, 581319531]

約数ペア:

[(1, 581319531), (3, 193773177), (9, 64591059), (13, 44716887), (27, 21530353), (39, 14905629), (117, 4968543), (351, 1656181), (499, 1164969), (1497, 388323), (3319, 175149), (4491, 129441), (6487, 89613), (9957, 58383), (13473, 43147), (19461, 29871)]