1271305791

素因数分解:

$3^2\times 7^1\times {\mathrm{2081}}^1\times {\mathrm{9697}}^1$

素因数の和:11791

約数の個数: 24

約数和(自身を含む): 2099888544

約数和(自身を除く): 828582753

約数列:

[1, 3, 7, 9, 21, 63, 2081, 6243, 9697, 14567, 18729, 29091, 43701, 67879, 87273, 131103, 203637, 610911, 20179457, 60538371, 141256199, 181615113, 423768597, 1271305791]

約数ペア:

[(1, 1271305791), (3, 423768597), (7, 181615113), (9, 141256199), (21, 60538371), (63, 20179457), (2081, 610911), (6243, 203637), (9697, 131103), (14567, 87273), (18729, 67879), (29091, 43701)]