81478034

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{43}}^2\times {\mathrm{2003}}^1$

素因数の和:2102

約数の個数: 24

約数和(自身を含む): 136568592

約数和(自身を除く): 55090558

約数列:

[1, 2, 11, 22, 43, 86, 473, 946, 1849, 2003, 3698, 4006, 20339, 22033, 40678, 44066, 86129, 172258, 947419, 1894838, 3703547, 7407094, 40739017, 81478034]

約数ペア:

[(1, 81478034), (2, 40739017), (11, 7407094), (22, 3703547), (43, 1894838), (86, 947419), (473, 172258), (946, 86129), (1849, 44066), (2003, 40678), (3698, 22033), (4006, 20339)]