138465748

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{20161}}^1$

素因数の和:20283

約数の個数: 24

約数和(自身を含む): 259122024

約数和(自身を除く): 120656276

約数列:

[1, 2, 4, 17, 34, 68, 101, 202, 404, 1717, 3434, 6868, 20161, 40322, 80644, 342737, 685474, 1370948, 2036261, 4072522, 8145044, 34616437, 69232874, 138465748]

約数ペア:

[(1, 138465748), (2, 69232874), (4, 34616437), (17, 8145044), (34, 4072522), (68, 2036261), (101, 1370948), (202, 685474), (404, 342737), (1717, 80644), (3434, 40322), (6868, 20161)]