64946895

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{4691}}^1$

素因数の和:4783

約数の個数: 32

約数和(自身を含む): 113508864

約数和(自身を除く): 48561969

約数列:

[1, 3, 5, 13, 15, 39, 65, 71, 195, 213, 355, 923, 1065, 2769, 4615, 4691, 13845, 14073, 23455, 60983, 70365, 182949, 304915, 333061, 914745, 999183, 1665305, 4329793, 4995915, 12989379, 21648965, 64946895]

約数ペア:

[(1, 64946895), (3, 21648965), (5, 12989379), (13, 4995915), (15, 4329793), (39, 1665305), (65, 999183), (71, 914745), (195, 333061), (213, 304915), (355, 182949), (923, 70365), (1065, 60983), (2769, 23455), (4615, 14073), (4691, 13845)]