201931551

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{479}}^1\times {\mathrm{1511}}^1$

素因数の和:2027

約数の個数: 24

約数和(自身を含む): 301916160

約数和(自身を除く): 99984609

約数列:

[1, 3, 9, 31, 93, 279, 479, 1437, 1511, 4311, 4533, 13599, 14849, 44547, 46841, 133641, 140523, 421569, 723769, 2171307, 6513921, 22436839, 67310517, 201931551]

約数ペア:

[(1, 201931551), (3, 67310517), (9, 22436839), (31, 6513921), (93, 2171307), (279, 723769), (479, 421569), (1437, 140523), (1511, 133641), (4311, 46841), (4533, 44547), (13599, 14849)]