9989866

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{2749}}^1$

素因数の和:2853

約数の個数: 16

約数和(自身を含む): 15840000

約数和(自身を除く): 5850134

約数列:

[1, 2, 23, 46, 79, 158, 1817, 2749, 3634, 5498, 63227, 126454, 217171, 434342, 4994933, 9989866]

約数ペア:

[(1, 9989866), (2, 4994933), (23, 434342), (46, 217171), (79, 126454), (158, 63227), (1817, 5498), (2749, 3634)]