64854918

素因数分解:

$2^1\times 3^4\times {\mathrm{400339}}^1$

素因数の和:400353

約数の個数: 20

約数和(自身を含む): 145323420

約数和(自身を除く): 80468502

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 400339, 800678, 1201017, 2402034, 3603051, 7206102, 10809153, 21618306, 32427459, 64854918]

約数ペア:

[(1, 64854918), (2, 32427459), (3, 21618306), (6, 10809153), (9, 7206102), (18, 3603051), (27, 2402034), (54, 1201017), (81, 800678), (162, 400339)]