278580966

素因数分解:

$2^1\times 3^1\times {\mathrm{223}}^1\times {\mathrm{208207}}^1$

素因数の和:208435

約数の個数: 16

約数和(自身を含む): 559663104

約数和(自身を除く): 281082138

約数列:

[1, 2, 3, 6, 223, 446, 669, 1338, 208207, 416414, 624621, 1249242, 46430161, 92860322, 139290483, 278580966]

約数ペア:

[(1, 278580966), (2, 139290483), (3, 92860322), (6, 46430161), (223, 1249242), (446, 624621), (669, 416414), (1338, 208207)]