25869986

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{89}}^2$

素因数の和:274

約数の個数: 24

約数和(自身を含む): 41529024

約数和(自身を除く): 15659038

約数列:

[1, 2, 23, 46, 71, 89, 142, 178, 1633, 2047, 3266, 4094, 6319, 7921, 12638, 15842, 145337, 182183, 290674, 364366, 562391, 1124782, 12934993, 25869986]

約数ペア:

[(1, 25869986), (2, 12934993), (23, 1124782), (46, 562391), (71, 364366), (89, 290674), (142, 182183), (178, 145337), (1633, 15842), (2047, 12638), (3266, 7921), (4094, 6319)]