80405724

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{957211}}^1$

素因数の和:957225

約数の個数: 24

約数和(自身を含む): 214415488

約数和(自身を除く): 134009764

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 957211, 1914422, 2871633, 3828844, 5743266, 6700477, 11486532, 13400954, 20101431, 26801908, 40202862, 80405724]

約数ペア:

[(1, 80405724), (2, 40202862), (3, 26801908), (4, 20101431), (6, 13400954), (7, 11486532), (12, 6700477), (14, 5743266), (21, 3828844), (28, 2871633), (42, 1914422), (84, 957211)]