812777787

素因数分解:

$3^3\times {\mathrm{43}}^1\times {\mathrm{700067}}^1$

素因数の和:700119

約数の個数: 16

約数和(自身を含む): 1232119680

約数和(自身を除く): 419341893

約数列:

[1, 3, 9, 27, 43, 129, 387, 1161, 700067, 2100201, 6300603, 18901809, 30102881, 90308643, 270925929, 812777787]

約数ペア:

[(1, 812777787), (3, 270925929), (9, 90308643), (27, 30102881), (43, 18901809), (129, 6300603), (387, 2100201), (1161, 700067)]