381578931

素因数分解:

$3^4\times {\mathrm{1657}}^1\times {\mathrm{2843}}^1$

素因数の和:4512

約数の個数: 20

約数和(自身を含む): 570557592

約数和(自身を除く): 188978661

約数列:

[1, 3, 9, 27, 81, 1657, 2843, 4971, 8529, 14913, 25587, 44739, 76761, 134217, 230283, 4710851, 14132553, 42397659, 127192977, 381578931]

約数ペア:

[(1, 381578931), (3, 127192977), (9, 42397659), (27, 14132553), (81, 4710851), (1657, 230283), (2843, 134217), (4971, 76761), (8529, 44739), (14913, 25587)]