199960731

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{3169}}^1$

素因数の和:3241

約数の個数: 40

約数和(自身を含む): 322198800

約数和(自身を除く): 122238069

約数列:

[1, 3, 9, 19, 27, 41, 57, 81, 123, 171, 369, 513, 779, 1107, 1539, 2337, 3169, 3321, 7011, 9507, 21033, 28521, 60211, 63099, 85563, 129929, 180633, 256689, 389787, 541899, 1169361, 1625697, 2468651, 3508083, 4877091, 7405953, 10524249, 22217859, 66653577, 199960731]

約数ペア:

[(1, 199960731), (3, 66653577), (9, 22217859), (19, 10524249), (27, 7405953), (41, 4877091), (57, 3508083), (81, 2468651), (123, 1625697), (171, 1169361), (369, 541899), (513, 389787), (779, 256689), (1107, 180633), (1539, 129929), (2337, 85563), (3169, 63099), (3321, 60211), (7011, 28521), (9507, 21033)]