31900959

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{23167}}^1$

素因数の和:23196

約数の個数: 20

約数和(自身を含む): 50459904

約数和(自身を除く): 18558945

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 459, 1377, 23167, 69501, 208503, 393839, 625509, 1181517, 1876527, 3544551, 10633653, 31900959]

約数ペア:

[(1, 31900959), (3, 10633653), (9, 3544551), (17, 1876527), (27, 1181517), (51, 625509), (81, 393839), (153, 208503), (459, 69501), (1377, 23167)]