207957985

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{199}}^1\times {\mathrm{7207}}^1$

素因数の和:7440

約数の個数: 16

約数和(自身を含む): 259488000

約数和(自身を除く): 51530015

約数列:

[1, 5, 29, 145, 199, 995, 5771, 7207, 28855, 36035, 209003, 1045015, 1434193, 7170965, 41591597, 207957985]

約数ペア:

[(1, 207957985), (5, 41591597), (29, 7170965), (145, 1434193), (199, 1045015), (995, 209003), (5771, 36035), (7207, 28855)]