9889971

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{2131}}^1$

素因数の和:2171

約数の個数: 32

約数和(自身を含む): 17192448

約数和(自身を除く): 7302477

約数列:

[1, 3, 7, 13, 17, 21, 39, 51, 91, 119, 221, 273, 357, 663, 1547, 2131, 4641, 6393, 14917, 27703, 36227, 44751, 83109, 108681, 193921, 253589, 470951, 581763, 760767, 1412853, 3296657, 9889971]

約数ペア:

[(1, 9889971), (3, 3296657), (7, 1412853), (13, 760767), (17, 581763), (21, 470951), (39, 253589), (51, 193921), (91, 108681), (119, 83109), (221, 44751), (273, 36227), (357, 27703), (663, 14917), (1547, 6393), (2131, 4641)]