28281748

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{523}}^1\times {\mathrm{1229}}^1$

素因数の和:1767

約数の個数: 24

約数和(自身を含む): 54139680

約数和(自身を除く): 25857932

約数列:

[1, 2, 4, 11, 22, 44, 523, 1046, 1229, 2092, 2458, 4916, 5753, 11506, 13519, 23012, 27038, 54076, 642767, 1285534, 2571068, 7070437, 14140874, 28281748]

約数ペア:

[(1, 28281748), (2, 14140874), (4, 7070437), (11, 2571068), (22, 1285534), (44, 642767), (523, 54076), (1046, 27038), (1229, 23012), (2092, 13519), (2458, 11506), (4916, 5753)]