78829578

素因数分解:

$2^1\times 3^3\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{1997}}^1$

素因数の和:2068

約数の個数: 64

約数和(自身を含む): 189889920

約数和(自身を除く): 111060342

約数列:

[1, 2, 3, 6, 9, 17, 18, 27, 34, 43, 51, 54, 86, 102, 129, 153, 258, 306, 387, 459, 731, 774, 918, 1161, 1462, 1997, 2193, 2322, 3994, 4386, 5991, 6579, 11982, 13158, 17973, 19737, 33949, 35946, 39474, 53919, 67898, 85871, 101847, 107838, 171742, 203694, 257613, 305541, 515226, 611082, 772839, 916623, 1459807, 1545678, 1833246, 2318517, 2919614, 4379421, 4637034, 8758842, 13138263, 26276526, 39414789, 78829578]

約数ペア:

[(1, 78829578), (2, 39414789), (3, 26276526), (6, 13138263), (9, 8758842), (17, 4637034), (18, 4379421), (27, 2919614), (34, 2318517), (43, 1833246), (51, 1545678), (54, 1459807), (86, 916623), (102, 772839), (129, 611082), (153, 515226), (258, 305541), (306, 257613), (387, 203694), (459, 171742), (731, 107838), (774, 101847), (918, 85871), (1161, 67898), (1462, 53919), (1997, 39474), (2193, 35946), (2322, 33949), (3994, 19737), (4386, 17973), (5991, 13158), (6579, 11982)]