207921309

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{853}}^1\times {\mathrm{2621}}^1$

素因数の和:3508

約数の個数: 16

約数和(自身を含む): 286616064

約数和(自身を除く): 78694755

約数列:

[1, 3, 31, 93, 853, 2559, 2621, 7863, 26443, 79329, 81251, 243753, 2235713, 6707139, 69307103, 207921309]

約数ペア:

[(1, 207921309), (3, 69307103), (31, 6707139), (93, 2235713), (853, 243753), (2559, 81251), (2621, 79329), (7863, 26443)]