81309621

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{107}}^1\times {\mathrm{8171}}^1$

素因数の和:8312

約数の個数: 16

約数和(自身を含む): 112969728

約数和(自身を除く): 31660107

約数列:

[1, 3, 31, 93, 107, 321, 3317, 8171, 9951, 24513, 253301, 759903, 874297, 2622891, 27103207, 81309621]

約数ペア:

[(1, 81309621), (3, 27103207), (31, 2622891), (93, 874297), (107, 759903), (321, 253301), (3317, 24513), (8171, 9951)]