86518516

素因数分解:

$2^2\times 7^2\times {\mathrm{441421}}^1$

素因数の和:441439

約数の個数: 18

約数和(自身を含む): 176127378

約数和(自身を除く): 89608862

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 441421, 882842, 1765684, 3089947, 6179894, 12359788, 21629629, 43259258, 86518516]

約数ペア:

[(1, 86518516), (2, 43259258), (4, 21629629), (7, 12359788), (14, 6179894), (28, 3089947), (49, 1765684), (98, 882842), (196, 441421)]