31479539

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{11159}}^1$

素因数の和:11210

約数の個数: 16

約数和(自身を含む): 39997440

約数和(自身を除く): 8517901

約数列:

[1, 7, 13, 31, 91, 217, 403, 2821, 11159, 78113, 145067, 345929, 1015469, 2421503, 4497077, 31479539]

約数ペア:

[(1, 31479539), (7, 4497077), (13, 2421503), (31, 1015469), (91, 345929), (217, 145067), (403, 78113), (2821, 11159)]