210533765

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{1667}}^1$

素因数の和:1781

約数の個数: 32

約数和(自身を含む): 285828480

約数和(自身を除く): 75294715

約数列:

[1, 5, 13, 29, 65, 67, 145, 335, 377, 871, 1667, 1885, 1943, 4355, 8335, 9715, 21671, 25259, 48343, 108355, 111689, 126295, 241715, 558445, 628459, 1451957, 3142295, 3238981, 7259785, 16194905, 42106753, 210533765]

約数ペア:

[(1, 210533765), (5, 42106753), (13, 16194905), (29, 7259785), (65, 3238981), (67, 3142295), (145, 1451957), (335, 628459), (377, 558445), (871, 241715), (1667, 126295), (1885, 111689), (1943, 108355), (4355, 48343), (8335, 25259), (9715, 21671)]