22297905

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{997}}^1$

素因数の和:1086

約数の個数: 48

約数和(自身を含む): 44838144

約数和(自身を除く): 22540239

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 71, 105, 213, 315, 355, 497, 639, 997, 1065, 1491, 2485, 2991, 3195, 4473, 4985, 6979, 7455, 8973, 14955, 20937, 22365, 34895, 44865, 62811, 70787, 104685, 212361, 314055, 353935, 495509, 637083, 1061805, 1486527, 2477545, 3185415, 4459581, 7432635, 22297905]

約数ペア:

[(1, 22297905), (3, 7432635), (5, 4459581), (7, 3185415), (9, 2477545), (15, 1486527), (21, 1061805), (35, 637083), (45, 495509), (63, 353935), (71, 314055), (105, 212361), (213, 104685), (315, 70787), (355, 62811), (497, 44865), (639, 34895), (997, 22365), (1065, 20937), (1491, 14955), (2485, 8973), (2991, 7455), (3195, 6979), (4473, 4985)]