257308848

素因数分解:

$2^4\times 3^2\times {\mathrm{1786867}}^1$

素因数の和:1786881

約数の個数: 30

約数和(自身を含む): 720107804

約数和(自身を除く): 462798956

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 1786867, 3573734, 5360601, 7147468, 10721202, 14294936, 16081803, 21442404, 28589872, 32163606, 42884808, 64327212, 85769616, 128654424, 257308848]

約数ペア:

[(1, 257308848), (2, 128654424), (3, 85769616), (4, 64327212), (6, 42884808), (8, 32163606), (9, 28589872), (12, 21442404), (16, 16081803), (18, 14294936), (24, 10721202), (36, 7147468), (48, 5360601), (72, 3573734), (144, 1786867)]