26993817

素因数分解:

$3^4\times {\mathrm{151}}^1\times {\mathrm{2207}}^1$

素因数の和:2370

約数の個数: 20

約数和(自身を含む): 40609536

約数和(自身を除く): 13615719

約数列:

[1, 3, 9, 27, 81, 151, 453, 1359, 2207, 4077, 6621, 12231, 19863, 59589, 178767, 333257, 999771, 2999313, 8997939, 26993817]

約数ペア:

[(1, 26993817), (3, 8997939), (9, 2999313), (27, 999771), (81, 333257), (151, 178767), (453, 59589), (1359, 19863), (2207, 12231), (4077, 6621)]