42031941

素因数分解:

$3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{523}}^1$

素因数の和:665

約数の個数: 32

約数和(自身を含む): 66401280

約数和(自身を除く): 24369339

約数列:

[1, 3, 7, 21, 43, 89, 129, 267, 301, 523, 623, 903, 1569, 1869, 3661, 3827, 10983, 11481, 22489, 26789, 46547, 67467, 80367, 139641, 157423, 325829, 472269, 977487, 2001521, 6004563, 14010647, 42031941]

約数ペア:

[(1, 42031941), (3, 14010647), (7, 6004563), (21, 2001521), (43, 977487), (89, 472269), (129, 325829), (267, 157423), (301, 139641), (523, 80367), (623, 67467), (903, 46547), (1569, 26789), (1869, 22489), (3661, 11481), (3827, 10983)]