11967831

素因数分解:

$3^4\times {\mathrm{71}}^1\times {\mathrm{2081}}^1$

素因数の和:2164

約数の個数: 20

約数和(自身を含む): 18138384

約数和(自身を除く): 6170553

約数列:

[1, 3, 9, 27, 71, 81, 213, 639, 1917, 2081, 5751, 6243, 18729, 56187, 147751, 168561, 443253, 1329759, 3989277, 11967831]

約数ペア:

[(1, 11967831), (3, 3989277), (9, 1329759), (27, 443253), (71, 168561), (81, 147751), (213, 56187), (639, 18729), (1917, 6243), (2081, 5751)]