40904493

素因数分解:

$3^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{18911}}^1$

素因数の和:19024

約数の個数: 16

約数和(自身を含む): 62939136

約数和(自身を除く): 22034643

約数列:

[1, 3, 7, 21, 103, 309, 721, 2163, 18911, 56733, 132377, 397131, 1947833, 5843499, 13634831, 40904493]

約数ペア:

[(1, 40904493), (3, 13634831), (7, 5843499), (21, 1947833), (103, 397131), (309, 132377), (721, 56733), (2163, 18911)]