66390665

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{631}}^1\times {\mathrm{1913}}^1$

素因数の和:2560

約数の個数: 16

約数和(自身を含む): 87094656

約数和(自身を除く): 20703991

約数列:

[1, 5, 11, 55, 631, 1913, 3155, 6941, 9565, 21043, 34705, 105215, 1207103, 6035515, 13278133, 66390665]

約数ペア:

[(1, 66390665), (5, 13278133), (11, 6035515), (55, 1207103), (631, 105215), (1913, 34705), (3155, 21043), (6941, 9565)]