31028415

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{173}}^1\times {\mathrm{1087}}^1$

素因数の和:1279

約数の個数: 32

約数和(自身を含む): 54521856

約数和(自身を除く): 23493441

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 173, 519, 865, 1087, 1903, 2595, 3261, 5435, 5709, 9515, 11957, 16305, 28545, 35871, 59785, 179355, 188051, 564153, 940255, 2068561, 2820765, 6205683, 10342805, 31028415]

約数ペア:

[(1, 31028415), (3, 10342805), (5, 6205683), (11, 2820765), (15, 2068561), (33, 940255), (55, 564153), (165, 188051), (173, 179355), (519, 59785), (865, 35871), (1087, 28545), (1903, 16305), (2595, 11957), (3261, 9515), (5435, 5709)]