68989599

素因数分解:

$3^2\times 7^2\times {\mathrm{73}}^1\times {\mathrm{2143}}^1$

素因数の和:2236

約数の個数: 36

約数和(自身を含む): 117564096

約数和(自身を除く): 48574497

約数列:

[1, 3, 7, 9, 21, 49, 63, 73, 147, 219, 441, 511, 657, 1533, 2143, 3577, 4599, 6429, 10731, 15001, 19287, 32193, 45003, 105007, 135009, 156439, 315021, 469317, 945063, 1095073, 1407951, 3285219, 7665511, 9855657, 22996533, 68989599]

約数ペア:

[(1, 68989599), (3, 22996533), (7, 9855657), (9, 7665511), (21, 3285219), (49, 1407951), (63, 1095073), (73, 945063), (147, 469317), (219, 315021), (441, 156439), (511, 135009), (657, 105007), (1533, 45003), (2143, 32193), (3577, 19287), (4599, 15001), (6429, 10731)]