28157654

素因数分解:

$2^1\times 7^2\times {\mathrm{79}}^1\times {\mathrm{3637}}^1$

素因数の和:3732

約数の個数: 24

約数和(自身を含む): 49767840

約数和(自身を除く): 21610186

約数列:

[1, 2, 7, 14, 49, 79, 98, 158, 553, 1106, 3637, 3871, 7274, 7742, 25459, 50918, 178213, 287323, 356426, 574646, 2011261, 4022522, 14078827, 28157654]

約数ペア:

[(1, 28157654), (2, 14078827), (7, 4022522), (14, 2011261), (49, 574646), (79, 356426), (98, 287323), (158, 178213), (553, 50918), (1106, 25459), (3637, 7742), (3871, 7274)]