291228112

素因数分解:

$2^4\times 7^1\times {\mathrm{2600251}}^1$

素因数の和:2600266

約数の個数: 20

約数和(自身を含む): 644862496

約数和(自身を除く): 353634384

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 2600251, 5200502, 10401004, 18201757, 20802008, 36403514, 41604016, 72807028, 145614056, 291228112]

約数ペア:

[(1, 291228112), (2, 145614056), (4, 72807028), (7, 41604016), (8, 36403514), (14, 20802008), (16, 18201757), (28, 10401004), (56, 5200502), (112, 2600251)]