128212612

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{811}}^1\times {\mathrm{3593}}^1$

素因数の和:4419

約数の個数: 24

約数和(自身を含む): 245139552

約数和(自身を除く): 116926940

約数列:

[1, 2, 4, 11, 22, 44, 811, 1622, 3244, 3593, 7186, 8921, 14372, 17842, 35684, 39523, 79046, 158092, 2913923, 5827846, 11655692, 32053153, 64106306, 128212612]

約数ペア:

[(1, 128212612), (2, 64106306), (4, 32053153), (11, 11655692), (22, 5827846), (44, 2913923), (811, 158092), (1622, 79046), (3244, 39523), (3593, 35684), (7186, 17842), (8921, 14372)]