68876418

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{409}}^1$

素因数の和:571

約数の個数: 64

約数和(自身を含む): 158699520

約数和(自身を除く): 89823102

約数列:

[1, 2, 3, 6, 13, 17, 26, 34, 39, 51, 78, 102, 127, 221, 254, 381, 409, 442, 663, 762, 818, 1227, 1326, 1651, 2159, 2454, 3302, 4318, 4953, 5317, 6477, 6953, 9906, 10634, 12954, 13906, 15951, 20859, 28067, 31902, 41718, 51943, 56134, 84201, 90389, 103886, 155829, 168402, 180778, 271167, 311658, 542334, 675259, 883031, 1350518, 1766062, 2025777, 2649093, 4051554, 5298186, 11479403, 22958806, 34438209, 68876418]

約数ペア:

[(1, 68876418), (2, 34438209), (3, 22958806), (6, 11479403), (13, 5298186), (17, 4051554), (26, 2649093), (34, 2025777), (39, 1766062), (51, 1350518), (78, 883031), (102, 675259), (127, 542334), (221, 311658), (254, 271167), (381, 180778), (409, 168402), (442, 155829), (663, 103886), (762, 90389), (818, 84201), (1227, 56134), (1326, 51943), (1651, 41718), (2159, 31902), (2454, 28067), (3302, 20859), (4318, 15951), (4953, 13906), (5317, 12954), (6477, 10634), (6953, 9906)]