66749871

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{103}}^1\times {\mathrm{131}}^1$

素因数の和:351

約数の個数: 32

約数和(自身を含む): 96864768

約数和(自身を除く): 30114897

約数列:

[1, 3, 17, 51, 97, 103, 131, 291, 309, 393, 1649, 1751, 2227, 4947, 5253, 6681, 9991, 12707, 13493, 29973, 38121, 40479, 169847, 216019, 229381, 509541, 648057, 688143, 1308821, 3926463, 22249957, 66749871]

約数ペア:

[(1, 66749871), (3, 22249957), (17, 3926463), (51, 1308821), (97, 688143), (103, 648057), (131, 509541), (291, 229381), (309, 216019), (393, 169847), (1649, 40479), (1751, 38121), (2227, 29973), (4947, 13493), (5253, 12707), (6681, 9991)]