13920467187

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{491}}^1\times {\mathrm{521}}^1$

素因数の和:1140

約数の個数: 64

約数和(自身を含む): 21745801728

約数和(自身を除く): 7825334541

約数列:

[1, 3, 11, 17, 33, 51, 97, 187, 291, 491, 521, 561, 1067, 1473, 1563, 1649, 3201, 4947, 5401, 5731, 8347, 8857, 16203, 17193, 18139, 25041, 26571, 47627, 50537, 54417, 91817, 97427, 142881, 151611, 255811, 275451, 292281, 523897, 555907, 767433, 809659, 859129, 1571691, 1667721, 2428977, 2577387, 2813921, 4348787, 8441763, 8906249, 9450419, 13046361, 24813667, 26718747, 28351257, 47836657, 74441001, 143509971, 272950337, 421832339, 818851011, 1265497017, 4640155729, 13920467187]

約数ペア:

[(1, 13920467187), (3, 4640155729), (11, 1265497017), (17, 818851011), (33, 421832339), (51, 272950337), (97, 143509971), (187, 74441001), (291, 47836657), (491, 28351257), (521, 26718747), (561, 24813667), (1067, 13046361), (1473, 9450419), (1563, 8906249), (1649, 8441763), (3201, 4348787), (4947, 2813921), (5401, 2577387), (5731, 2428977), (8347, 1667721), (8857, 1571691), (16203, 859129), (17193, 809659), (18139, 767433), (25041, 555907), (26571, 523897), (47627, 292281), (50537, 275451), (54417, 255811), (91817, 151611), (97427, 142881)]