31481319

素因数分解:

$3^1\times {\mathrm{23}}^2\times {\mathrm{83}}^1\times {\mathrm{239}}^1$

素因数の和:371

約数の個数: 24

約数和(自身を含む): 44593920

約数和(自身を除く): 13112601

約数列:

[1, 3, 23, 69, 83, 239, 249, 529, 717, 1587, 1909, 5497, 5727, 16491, 19837, 43907, 59511, 126431, 131721, 379293, 456251, 1368753, 10493773, 31481319]

約数ペア:

[(1, 31481319), (3, 10493773), (23, 1368753), (69, 456251), (83, 379293), (239, 131721), (249, 126431), (529, 59511), (717, 43907), (1587, 19837), (1909, 16491), (5497, 5727)]