81357122

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{18217}}^1$

素因数の和:18266

約数の個数: 32

約数和(自身を含む): 157403520

約数和(自身を除く): 76046398

約数列:

[1, 2, 7, 11, 14, 22, 29, 58, 77, 154, 203, 319, 406, 638, 2233, 4466, 18217, 36434, 127519, 200387, 255038, 400774, 528293, 1056586, 1402709, 2805418, 3698051, 5811223, 7396102, 11622446, 40678561, 81357122]

約数ペア:

[(1, 81357122), (2, 40678561), (7, 11622446), (11, 7396102), (14, 5811223), (22, 3698051), (29, 2805418), (58, 1402709), (77, 1056586), (154, 528293), (203, 400774), (319, 255038), (406, 200387), (638, 127519), (2233, 36434), (4466, 18217)]