438746

素因数分解:

$2^1\times 7^2\times {\mathrm{11}}^2\times {\mathrm{37}}^1$

素因数の和:75

約数の個数: 36

約数和(自身を含む): 864234

約数和(自身を除く): 425488

約数列:

[1, 2, 7, 11, 14, 22, 37, 49, 74, 77, 98, 121, 154, 242, 259, 407, 518, 539, 814, 847, 1078, 1694, 1813, 2849, 3626, 4477, 5698, 5929, 8954, 11858, 19943, 31339, 39886, 62678, 219373, 438746]

約数ペア:

[(1, 438746), (2, 219373), (7, 62678), (11, 39886), (14, 31339), (22, 19943), (37, 11858), (49, 8954), (74, 5929), (77, 5698), (98, 4477), (121, 3626), (154, 2849), (242, 1813), (259, 1694), (407, 1078), (518, 847), (539, 814)]