40398183

素因数分解:

$3^4\times 7^1\times {\mathrm{71249}}^1$

素因数の和:71268

約数の個数: 20

約数和(自身を含む): 68970000

約数和(自身を除く): 28571817

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 71249, 213747, 498743, 641241, 1496229, 1923723, 4488687, 5771169, 13466061, 40398183]

約数ペア:

[(1, 40398183), (3, 13466061), (7, 5771169), (9, 4488687), (21, 1923723), (27, 1496229), (63, 641241), (81, 498743), (189, 213747), (567, 71249)]