30989441

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{2711}}^1$

素因数の和:2812

約数の個数: 16

約数和(自身を含む): 37490688

約数和(自身を除く): 6501247

約数列:

[1, 7, 23, 71, 161, 497, 1633, 2711, 11431, 18977, 62353, 192481, 436471, 1347367, 4427063, 30989441]

約数ペア:

[(1, 30989441), (7, 4427063), (23, 1347367), (71, 436471), (161, 192481), (497, 62353), (1633, 18977), (2711, 11431)]