128191608

素因数分解:

$2^3\times 3^2\times {\mathrm{1780439}}^1$

素因数の和:1780451

約数の個数: 24

約数和(自身を含む): 347185800

約数和(自身を除く): 218994192

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 1780439, 3560878, 5341317, 7121756, 10682634, 14243512, 16023951, 21365268, 32047902, 42730536, 64095804, 128191608]

約数ペア:

[(1, 128191608), (2, 64095804), (3, 42730536), (4, 32047902), (6, 21365268), (8, 16023951), (9, 14243512), (12, 10682634), (18, 7121756), (24, 5341317), (36, 3560878), (72, 1780439)]