138876848

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{313}}^1\times {\mathrm{2521}}^1$

素因数の和:2853

約数の個数: 40

約数和(自身を含む): 294589776

約数和(自身を除く): 155712928

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 313, 626, 1252, 2504, 2521, 3443, 5008, 5042, 6886, 10084, 13772, 20168, 27544, 27731, 40336, 55088, 55462, 110924, 221848, 443696, 789073, 1578146, 3156292, 6312584, 8679803, 12625168, 17359606, 34719212, 69438424, 138876848]

約数ペア:

[(1, 138876848), (2, 69438424), (4, 34719212), (8, 17359606), (11, 12625168), (16, 8679803), (22, 6312584), (44, 3156292), (88, 1578146), (176, 789073), (313, 443696), (626, 221848), (1252, 110924), (2504, 55462), (2521, 55088), (3443, 40336), (5008, 27731), (5042, 27544), (6886, 20168), (10084, 13772)]