40242942

素因数分解:

$2^1\times 3^2\times {\mathrm{71}}^1\times {\mathrm{31489}}^1$

素因数の和:31568

約数の個数: 24

約数和(自身を含む): 88423920

約数和(自身を除く): 48180978

約数列:

[1, 2, 3, 6, 9, 18, 71, 142, 213, 426, 639, 1278, 31489, 62978, 94467, 188934, 283401, 566802, 2235719, 4471438, 6707157, 13414314, 20121471, 40242942]

約数ペア:

[(1, 40242942), (2, 20121471), (3, 13414314), (6, 6707157), (9, 4471438), (18, 2235719), (71, 566802), (142, 283401), (213, 188934), (426, 94467), (639, 62978), (1278, 31489)]