87423196

素因数分解:

$2^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{66431}}^1$

素因数の和:66489

約数の個数: 24

約数和(自身を含む): 178569216

約数和(自身を除く): 91146020

約数列:

[1, 2, 4, 7, 14, 28, 47, 94, 188, 329, 658, 1316, 66431, 132862, 265724, 465017, 930034, 1860068, 3122257, 6244514, 12489028, 21855799, 43711598, 87423196]

約数ペア:

[(1, 87423196), (2, 43711598), (4, 21855799), (7, 12489028), (14, 6244514), (28, 3122257), (47, 1860068), (94, 930034), (188, 465017), (329, 265724), (658, 132862), (1316, 66431)]