28748763

素因数分解:

$3^4\times {\mathrm{97}}^1\times {\mathrm{3659}}^1$

素因数の和:3768

約数の個数: 20

約数和(自身を含む): 43400280

約数和(自身を除く): 14651517

約数列:

[1, 3, 9, 27, 81, 97, 291, 873, 2619, 3659, 7857, 10977, 32931, 98793, 296379, 354923, 1064769, 3194307, 9582921, 28748763]

約数ペア:

[(1, 28748763), (3, 9582921), (9, 3194307), (27, 1064769), (81, 354923), (97, 296379), (291, 98793), (873, 32931), (2619, 10977), (3659, 7857)]