320219874

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{1368461}}^1$

素因数の和:1368482

約数の個数: 24

約数和(自身を含む): 747180252

約数和(自身を除く): 426960378

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 1368461, 2736922, 4105383, 8210766, 12316149, 17789993, 24632298, 35579986, 53369979, 106739958, 160109937, 320219874]

約数ペア:

[(1, 320219874), (2, 160109937), (3, 106739958), (6, 53369979), (9, 35579986), (13, 24632298), (18, 17789993), (26, 12316149), (39, 8210766), (78, 4105383), (117, 2736922), (234, 1368461)]