836174259

素因数分解:

$3^4\times {\mathrm{43}}^1\times {\mathrm{240073}}^1$

素因数の和:240128

約数の個数: 20

約数和(自身を含む): 1278153976

約数和(自身を除く): 441979717

約数列:

[1, 3, 9, 27, 43, 81, 129, 387, 1161, 3483, 240073, 720219, 2160657, 6481971, 10323139, 19445913, 30969417, 92908251, 278724753, 836174259]

約数ペア:

[(1, 836174259), (3, 278724753), (9, 92908251), (27, 30969417), (43, 19445913), (81, 10323139), (129, 6481971), (387, 2160657), (1161, 720219), (3483, 240073)]