47917251

素因数分解:

$3^4\times {\mathrm{29}}^1\times {\mathrm{20399}}^1$

素因数の和:20440

約数の個数: 20

約数和(自身を含む): 74052000

約数和(自身を除く): 26134749

約数列:

[1, 3, 9, 27, 29, 81, 87, 261, 783, 2349, 20399, 61197, 183591, 550773, 591571, 1652319, 1774713, 5324139, 15972417, 47917251]

約数ペア:

[(1, 47917251), (3, 15972417), (9, 5324139), (27, 1774713), (29, 1652319), (81, 591571), (87, 550773), (261, 183591), (783, 61197), (2349, 20399)]