223099856

素因数分解:

$2^4\times 7^1\times {\mathrm{1991963}}^1$

素因数の和:1991978

約数の個数: 20

約数和(自身を含む): 494007072

約数和(自身を除く): 270907216

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 1991963, 3983926, 7967852, 13943741, 15935704, 27887482, 31871408, 55774964, 111549928, 223099856]

約数ペア:

[(1, 223099856), (2, 111549928), (4, 55774964), (7, 31871408), (8, 27887482), (14, 15935704), (16, 13943741), (28, 7967852), (56, 3983926), (112, 1991963)]