214937785

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{139}}^1\times {\mathrm{397}}^1$

素因数の和:601

約数の個数: 32

約数和(自身を含む): 280828800

約数和(自身を除く): 65891015

約数列:

[1, 5, 19, 41, 95, 139, 205, 397, 695, 779, 1985, 2641, 3895, 5699, 7543, 13205, 16277, 28495, 37715, 55183, 81385, 108281, 275915, 309263, 541405, 1048477, 1546315, 2262503, 5242385, 11312515, 42987557, 214937785]

約数ペア:

[(1, 214937785), (5, 42987557), (19, 11312515), (41, 5242385), (95, 2262503), (139, 1546315), (205, 1048477), (397, 541405), (695, 309263), (779, 275915), (1985, 108281), (2641, 81385), (3895, 55183), (5699, 37715), (7543, 28495), (13205, 16277)]