40497003

素因数分解:

$3^4\times {\mathrm{263}}^1\times {\mathrm{1901}}^1$

素因数の和:2176

約数の個数: 20

約数和(自身を含む): 60757488

約数和(自身を除く): 20260485

約数列:

[1, 3, 9, 27, 81, 263, 789, 1901, 2367, 5703, 7101, 17109, 21303, 51327, 153981, 499963, 1499889, 4499667, 13499001, 40497003]

約数ペア:

[(1, 40497003), (3, 13499001), (9, 4499667), (27, 1499889), (81, 499963), (263, 153981), (789, 51327), (1901, 21303), (2367, 17109), (5703, 7101)]