71820155

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{6983}}^1$

素因数の和:7027

約数の個数: 24

約数和(自身を含む): 100318176

約数和(自身を除く): 28498021

約数列:

[1, 5, 11, 17, 55, 85, 121, 187, 605, 935, 2057, 6983, 10285, 34915, 76813, 118711, 384065, 593555, 844943, 1305821, 4224715, 6529105, 14364031, 71820155]

約数ペア:

[(1, 71820155), (5, 14364031), (11, 6529105), (17, 4224715), (55, 1305821), (85, 844943), (121, 593555), (187, 384065), (605, 118711), (935, 76813), (2057, 34915), (6983, 10285)]