51479757

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{677}}^1$

素因数の和:778

約数の個数: 48

約数和(自身を含む): 91383552

約数和(自身を除く): 39903795

約数列:

[1, 3, 7, 9, 17, 21, 51, 63, 71, 119, 153, 213, 357, 497, 639, 677, 1071, 1207, 1491, 2031, 3621, 4473, 4739, 6093, 8449, 10863, 11509, 14217, 25347, 34527, 42651, 48067, 76041, 80563, 103581, 144201, 241689, 336469, 432603, 725067, 817139, 1009407, 2451417, 3028221, 5719973, 7354251, 17159919, 51479757]

約数ペア:

[(1, 51479757), (3, 17159919), (7, 7354251), (9, 5719973), (17, 3028221), (21, 2451417), (51, 1009407), (63, 817139), (71, 725067), (119, 432603), (153, 336469), (213, 241689), (357, 144201), (497, 103581), (639, 80563), (677, 76041), (1071, 48067), (1207, 42651), (1491, 34527), (2031, 25347), (3621, 14217), (4473, 11509), (4739, 10863), (6093, 8449)]