81563548

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{367}}^1\times {\mathrm{5051}}^1$

素因数の和:5433

約数の個数: 24

約数和(自身を含む): 156167424

約数和(自身を除く): 74603876

約数列:

[1, 2, 4, 11, 22, 44, 367, 734, 1468, 4037, 5051, 8074, 10102, 16148, 20204, 55561, 111122, 222244, 1853717, 3707434, 7414868, 20390887, 40781774, 81563548]

約数ペア:

[(1, 81563548), (2, 40781774), (4, 20390887), (11, 7414868), (22, 3707434), (44, 1853717), (367, 222244), (734, 111122), (1468, 55561), (4037, 20204), (5051, 16148), (8074, 10102)]