131172358

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{40163}}^1$

素因数の和:40259

約数の個数: 16

約数和(自身を含む): 208210176

約数和(自身を除く): 77037818

約数列:

[1, 2, 23, 46, 71, 142, 1633, 3266, 40163, 80326, 923749, 1847498, 2851573, 5703146, 65586179, 131172358]

約数ペア:

[(1, 131172358), (2, 65586179), (23, 5703146), (46, 2851573), (71, 1847498), (142, 923749), (1633, 80326), (3266, 40163)]