817778961

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{1949}}^1\times {\mathrm{2027}}^1$

素因数の和:4005

約数の個数: 24

約数和(自身を含む): 1233835200

約数和(自身を除く): 416056239

約数列:

[1, 3, 9, 23, 69, 207, 1949, 2027, 5847, 6081, 17541, 18243, 44827, 46621, 134481, 139863, 403443, 419589, 3950623, 11851869, 35555607, 90864329, 272592987, 817778961]

約数ペア:

[(1, 817778961), (3, 272592987), (9, 90864329), (23, 35555607), (69, 11851869), (207, 3950623), (1949, 419589), (2027, 403443), (5847, 139863), (6081, 134481), (17541, 46621), (18243, 44827)]