261507888

素因数分解:

$2^4\times 3^2\times {\mathrm{1816027}}^1$

素因数の和:1816041

約数の個数: 30

約数和(自身を含む): 731859284

約数和(自身を除く): 470351396

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 1816027, 3632054, 5448081, 7264108, 10896162, 14528216, 16344243, 21792324, 29056432, 32688486, 43584648, 65376972, 87169296, 130753944, 261507888]

約数ペア:

[(1, 261507888), (2, 130753944), (3, 87169296), (4, 65376972), (6, 43584648), (8, 32688486), (9, 29056432), (12, 21792324), (16, 16344243), (18, 14528216), (24, 10896162), (36, 7264108), (48, 5448081), (72, 3632054), (144, 1816027)]