857707218

素因数分解:

$2^1\times 3^4\times {\mathrm{5294489}}^1$

素因数の和:5294503

約数の個数: 20

約数和(自身を含む): 1921899870

約数和(自身を除く): 1064192652

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 5294489, 10588978, 15883467, 31766934, 47650401, 95300802, 142951203, 285902406, 428853609, 857707218]

約数ペア:

[(1, 857707218), (2, 428853609), (3, 285902406), (6, 142951203), (9, 95300802), (18, 47650401), (27, 31766934), (54, 15883467), (81, 10588978), (162, 5294489)]