40047987

素因数分解:

$3^1\times 7^1\times {\mathrm{839}}^1\times {\mathrm{2273}}^1$

素因数の和:3122

約数の個数: 16

約数和(自身を含む): 61125120

約数和(自身を除く): 21077133

約数列:

[1, 3, 7, 21, 839, 2273, 2517, 5873, 6819, 15911, 17619, 47733, 1907047, 5721141, 13349329, 40047987]

約数ペア:

[(1, 40047987), (3, 13349329), (7, 5721141), (21, 1907047), (839, 47733), (2273, 17619), (2517, 15911), (5873, 6819)]