87439268

素因数分解:

$2^2\times 7^1\times {\mathrm{151}}^1\times {\mathrm{20681}}^1$

素因数の和:20843

約数の個数: 24

約数和(自身を含む): 176045184

約数和(自身を除く): 88605916

約数列:

[1, 2, 4, 7, 14, 28, 151, 302, 604, 1057, 2114, 4228, 20681, 41362, 82724, 144767, 289534, 579068, 3122831, 6245662, 12491324, 21859817, 43719634, 87439268]

約数ペア:

[(1, 87439268), (2, 43719634), (4, 21859817), (7, 12491324), (14, 6245662), (28, 3122831), (151, 579068), (302, 289534), (604, 144767), (1057, 82724), (2114, 41362), (4228, 20681)]