31166779

素因数分解:

$7^1\times {\mathrm{97}}^1\times {\mathrm{197}}^1\times {\mathrm{233}}^1$

素因数の和:534

約数の個数: 16

約数和(自身を含む): 36324288

約数和(自身を除く): 5157509

約数列:

[1, 7, 97, 197, 233, 679, 1379, 1631, 19109, 22601, 45901, 133763, 158207, 321307, 4452397, 31166779]

約数ペア:

[(1, 31166779), (7, 4452397), (97, 321307), (197, 158207), (233, 133763), (679, 45901), (1379, 22601), (1631, 19109)]