520066251

素因数分解:

$3^4\times {\mathrm{29}}^1\times {\mathrm{221399}}^1$

素因数の和:221440

約数の個数: 20

約数和(自身を含む): 803682000

約数和(自身を除く): 283615749

約数列:

[1, 3, 9, 27, 29, 81, 87, 261, 783, 2349, 221399, 664197, 1992591, 5977773, 6420571, 17933319, 19261713, 57785139, 173355417, 520066251]

約数ペア:

[(1, 520066251), (3, 173355417), (9, 57785139), (27, 19261713), (29, 17933319), (81, 6420571), (87, 5977773), (261, 1992591), (783, 664197), (2349, 221399)]