81642638

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{12329}}^1$

素因数の和:12392

約数の個数: 32

約数和(自身を含む): 156245760

約数和(自身を除く): 74603122

約数列:

[1, 2, 7, 11, 14, 22, 43, 77, 86, 154, 301, 473, 602, 946, 3311, 6622, 12329, 24658, 86303, 135619, 172606, 271238, 530147, 949333, 1060294, 1898666, 3711029, 5831617, 7422058, 11663234, 40821319, 81642638]

約数ペア:

[(1, 81642638), (2, 40821319), (7, 11663234), (11, 7422058), (14, 5831617), (22, 3711029), (43, 1898666), (77, 1060294), (86, 949333), (154, 530147), (301, 271238), (473, 172606), (602, 135619), (946, 86303), (3311, 24658), (6622, 12329)]