66632644

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{241}}^1\times {\mathrm{409}}^1$

素因数の和:680

約数の個数: 36

約数和(自身を含む): 127100820

約数和(自身を除く): 60468176

約数列:

[1, 2, 4, 13, 26, 52, 169, 241, 338, 409, 482, 676, 818, 964, 1636, 3133, 5317, 6266, 10634, 12532, 21268, 40729, 69121, 81458, 98569, 138242, 162916, 197138, 276484, 394276, 1281397, 2562794, 5125588, 16658161, 33316322, 66632644]

約数ペア:

[(1, 66632644), (2, 33316322), (4, 16658161), (13, 5125588), (26, 2562794), (52, 1281397), (169, 394276), (241, 276484), (338, 197138), (409, 162916), (482, 138242), (676, 98569), (818, 81458), (964, 69121), (1636, 40729), (3133, 21268), (5317, 12532), (6266, 10634)]