209439804

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{2493331}}^1$

素因数の和:2493345

約数の個数: 24

約数和(自身を含む): 558506368

約数和(自身を除く): 349066564

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 2493331, 4986662, 7479993, 9973324, 14959986, 17453317, 29919972, 34906634, 52359951, 69813268, 104719902, 209439804]

約数ペア:

[(1, 209439804), (2, 104719902), (3, 69813268), (4, 52359951), (6, 34906634), (7, 29919972), (12, 17453317), (14, 14959986), (21, 9973324), (28, 7479993), (42, 4986662), (84, 2493331)]