8391955

素因数分解:

$5^1\times {\mathrm{11}}^3\times {\mathrm{13}}^1\times {\mathrm{97}}^1$

素因数の和:148

約数の個数: 32

約数和(自身を含む): 12051648

約数和(自身を除く): 3659693

約数列:

[1, 5, 11, 13, 55, 65, 97, 121, 143, 485, 605, 715, 1067, 1261, 1331, 1573, 5335, 6305, 6655, 7865, 11737, 13871, 17303, 58685, 69355, 86515, 129107, 152581, 645535, 762905, 1678391, 8391955]

約数ペア:

[(1, 8391955), (5, 1678391), (11, 762905), (13, 645535), (55, 152581), (65, 129107), (97, 86515), (121, 69355), (143, 58685), (485, 17303), (605, 13871), (715, 11737), (1067, 7865), (1261, 6655), (1331, 6305), (1573, 5335)]