31243563

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{29671}}^1$

素因数の和:29696

約数の個数: 20

約数和(自身を含む): 50264368

約数和(自身を除く): 19020805

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 351, 1053, 29671, 89013, 267039, 385723, 801117, 1157169, 2403351, 3471507, 10414521, 31243563]

約数ペア:

[(1, 31243563), (3, 10414521), (9, 3471507), (13, 2403351), (27, 1157169), (39, 801117), (81, 385723), (117, 267039), (351, 89013), (1053, 29671)]