81532578

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{373}}^1\times {\mathrm{2143}}^1$

素因数の和:2538

約数の個数: 32

約数和(自身を含む): 173200896

約数和(自身を除く): 91668318

約数列:

[1, 2, 3, 6, 17, 34, 51, 102, 373, 746, 1119, 2143, 2238, 4286, 6341, 6429, 12682, 12858, 19023, 36431, 38046, 72862, 109293, 218586, 799339, 1598678, 2398017, 4796034, 13588763, 27177526, 40766289, 81532578]

約数ペア:

[(1, 81532578), (2, 40766289), (3, 27177526), (6, 13588763), (17, 4796034), (34, 2398017), (51, 1598678), (102, 799339), (373, 218586), (746, 109293), (1119, 72862), (2143, 38046), (2238, 36431), (4286, 19023), (6341, 12858), (6429, 12682)]