82421857

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{127}}^1\times {\mathrm{139}}^1$

素因数の和:325

約数の個数: 32

約数和(自身を含む): 103219200

約数和(自身を除く): 20797343

約数列:

[1, 7, 23, 29, 127, 139, 161, 203, 667, 889, 973, 2921, 3197, 3683, 4031, 4669, 17653, 20447, 22379, 25781, 28217, 84709, 92713, 123571, 406019, 511937, 592963, 648991, 2842133, 3583559, 11774551, 82421857]

約数ペア:

[(1, 82421857), (7, 11774551), (23, 3583559), (29, 2842133), (127, 648991), (139, 592963), (161, 511937), (203, 406019), (667, 123571), (889, 92713), (973, 84709), (2921, 28217), (3197, 25781), (3683, 22379), (4031, 20447), (4669, 17653)]