81885154

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{223}}^1\times {\mathrm{487}}^1$

素因数の和:754

約数の個数: 32

約数和(自身を含む): 137733120

約数和(自身を除く): 55847966

約数列:

[1, 2, 13, 26, 29, 58, 223, 377, 446, 487, 754, 974, 2899, 5798, 6331, 6467, 12662, 12934, 14123, 28246, 84071, 108601, 168142, 183599, 217202, 367198, 1411813, 2823626, 3149429, 6298858, 40942577, 81885154]

約数ペア:

[(1, 81885154), (2, 40942577), (13, 6298858), (26, 3149429), (29, 2823626), (58, 1411813), (223, 367198), (377, 217202), (446, 183599), (487, 168142), (754, 108601), (974, 84071), (2899, 28246), (5798, 14123), (6331, 12934), (6467, 12662)]