291287155

素因数分解:

$5^1\times {\mathrm{73}}^1\times {\mathrm{197}}^1\times {\mathrm{4051}}^1$

素因数の和:4326

約数の個数: 16

約数和(自身を含む): 356219424

約数和(自身を除く): 64932269

約数列:

[1, 5, 73, 197, 365, 985, 4051, 14381, 20255, 71905, 295723, 798047, 1478615, 3990235, 58257431, 291287155]

約数ペア:

[(1, 291287155), (5, 58257431), (73, 3990235), (197, 1478615), (365, 798047), (985, 295723), (4051, 71905), (14381, 20255)]