86904244

素因数分解:

$2^2\times 7^2\times {\mathrm{443389}}^1$

素因数の和:443407

約数の個数: 18

約数和(自身を含む): 176912610

約数和(自身を除く): 90008366

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 443389, 886778, 1773556, 3103723, 6207446, 12414892, 21726061, 43452122, 86904244]

約数ペア:

[(1, 86904244), (2, 43452122), (4, 21726061), (7, 12414892), (14, 6207446), (28, 3103723), (49, 1773556), (98, 886778), (196, 443389)]