81310474

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^2\times {\mathrm{10979}}^1$

素因数の和:11034

約数の個数: 24

約数和(自身を含む): 145726560

約数和(自身を除く): 64416086

約数列:

[1, 2, 7, 14, 23, 46, 161, 322, 529, 1058, 3703, 7406, 10979, 21958, 76853, 153706, 252517, 505034, 1767619, 3535238, 5807891, 11615782, 40655237, 81310474]

約数ペア:

[(1, 81310474), (2, 40655237), (7, 11615782), (14, 5807891), (23, 3535238), (46, 1767619), (161, 505034), (322, 252517), (529, 153706), (1058, 76853), (3703, 21958), (7406, 10979)]