638228518

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{10331}}^1$

素因数の和:10452

約数の個数: 32

約数和(自身を含む): 1071221760

約数和(自身を除く): 432993242

約数列:

[1, 2, 17, 23, 34, 46, 79, 158, 391, 782, 1343, 1817, 2686, 3634, 10331, 20662, 30889, 61778, 175627, 237613, 351254, 475226, 816149, 1632298, 4039421, 8078842, 13874533, 18771427, 27749066, 37542854, 319114259, 638228518]

約数ペア:

[(1, 638228518), (2, 319114259), (17, 37542854), (23, 27749066), (34, 18771427), (46, 13874533), (79, 8078842), (158, 4039421), (391, 1632298), (782, 816149), (1343, 475226), (1817, 351254), (2686, 237613), (3634, 175627), (10331, 61778), (20662, 30889)]