201231895

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{101}}^1\times {\mathrm{9719}}^1$

素因数の和:9866

約数の個数: 16

約数和(自身を含む): 249842880

約数和(自身を除く): 48610985

約数列:

[1, 5, 41, 101, 205, 505, 4141, 9719, 20705, 48595, 398479, 981619, 1992395, 4908095, 40246379, 201231895]

約数ペア:

[(1, 201231895), (5, 40246379), (41, 4908095), (101, 1992395), (205, 981619), (505, 398479), (4141, 48595), (9719, 20705)]