28557935

素因数分解:

$5^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{2843}}^1$

素因数の和:2903

約数の個数: 24

約数和(自身を含む): 40851216

約数和(自身を除く): 12293281

約数列:

[1, 5, 7, 35, 41, 49, 205, 245, 287, 1435, 2009, 2843, 10045, 14215, 19901, 99505, 116563, 139307, 582815, 696535, 815941, 4079705, 5711587, 28557935]

約数ペア:

[(1, 28557935), (5, 5711587), (7, 4079705), (35, 815941), (41, 696535), (49, 582815), (205, 139307), (245, 116563), (287, 99505), (1435, 19901), (2009, 14215), (2843, 10045)]