28909902

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{107}}^1\times {\mathrm{919}}^1$

素因数の和:1045

約数の個数: 48

約数和(自身を含む): 67962240

約数和(自身を除く): 39052338

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 98, 107, 147, 214, 294, 321, 642, 749, 919, 1498, 1838, 2247, 2757, 4494, 5243, 5514, 6433, 10486, 12866, 15729, 19299, 31458, 38598, 45031, 90062, 98333, 135093, 196666, 270186, 294999, 589998, 688331, 1376662, 2064993, 4129986, 4818317, 9636634, 14454951, 28909902]

約数ペア:

[(1, 28909902), (2, 14454951), (3, 9636634), (6, 4818317), (7, 4129986), (14, 2064993), (21, 1376662), (42, 688331), (49, 589998), (98, 294999), (107, 270186), (147, 196666), (214, 135093), (294, 98333), (321, 90062), (642, 45031), (749, 38598), (919, 31458), (1498, 19299), (1838, 15729), (2247, 12866), (2757, 10486), (4494, 6433), (5243, 5514)]