12987704015

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{263}}^1\times {\mathrm{69067}}^1$

素因数の和:69359

約数の個数: 32

約数和(自身を含む): 18379823616

約数和(自身を除く): 5392119601

約数列:

[1, 5, 11, 13, 55, 65, 143, 263, 715, 1315, 2893, 3419, 14465, 17095, 37609, 69067, 188045, 345335, 759737, 897871, 3798685, 4489355, 9876581, 18164621, 49382905, 90823105, 199810831, 236140073, 999054155, 1180700365, 2597540803, 12987704015]

約数ペア:

[(1, 12987704015), (5, 2597540803), (11, 1180700365), (13, 999054155), (55, 236140073), (65, 199810831), (143, 90823105), (263, 49382905), (715, 18164621), (1315, 9876581), (2893, 4489355), (3419, 3798685), (14465, 897871), (17095, 759737), (37609, 345335), (69067, 188045)]