64021455

素因数分解:

$3^3\times 5^1\times {\mathrm{97}}^1\times {\mathrm{4889}}^1$

素因数の和:5000

約数の個数: 32

約数和(自身を含む): 115012800

約数和(自身を除く): 50991345

約数列:

[1, 3, 5, 9, 15, 27, 45, 97, 135, 291, 485, 873, 1455, 2619, 4365, 4889, 13095, 14667, 24445, 44001, 73335, 132003, 220005, 474233, 660015, 1422699, 2371165, 4268097, 7113495, 12804291, 21340485, 64021455]

約数ペア:

[(1, 64021455), (3, 21340485), (5, 12804291), (9, 7113495), (15, 4268097), (27, 2371165), (45, 1422699), (97, 660015), (135, 474233), (291, 220005), (485, 132003), (873, 73335), (1455, 44001), (2619, 24445), (4365, 14667), (4889, 13095)]