213071307004

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{373}}^1\times {\mathrm{105863}}^1$

素因数の和:106330

約数の個数: 48

約数和(自身を含む): 399098810880

約数和(自身を除く): 186027503876

約数列:

[1, 2, 4, 19, 38, 71, 76, 142, 284, 373, 746, 1349, 1492, 2698, 5396, 7087, 14174, 26483, 28348, 52966, 105863, 105932, 211726, 423452, 503177, 1006354, 2011397, 2012708, 4022794, 7516273, 8045588, 15032546, 30065092, 39486899, 78973798, 142809187, 157947596, 285618374, 571236748, 750251081, 1500502162, 2803569829, 3001004324, 5607139658, 11214279316, 53267826751, 106535653502, 213071307004]

約数ペア:

[(1, 213071307004), (2, 106535653502), (4, 53267826751), (19, 11214279316), (38, 5607139658), (71, 3001004324), (76, 2803569829), (142, 1500502162), (284, 750251081), (373, 571236748), (746, 285618374), (1349, 157947596), (1492, 142809187), (2698, 78973798), (5396, 39486899), (7087, 30065092), (14174, 15032546), (26483, 8045588), (28348, 7516273), (52966, 4022794), (105863, 2012708), (105932, 2011397), (211726, 1006354), (423452, 503177)]