51697485

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{337}}^1\times {\mathrm{487}}^1$

素因数の和:842

約数の個数: 48

約数和(自身を含む): 102925056

約数和(自身を除く): 51227571

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 337, 487, 1011, 1461, 1685, 2359, 2435, 3033, 3409, 4383, 5055, 7077, 7305, 10227, 11795, 15165, 17045, 21231, 21915, 30681, 35385, 51135, 106155, 153405, 164119, 492357, 820595, 1148833, 1477071, 2461785, 3446499, 5744165, 7385355, 10339497, 17232495, 51697485]

約数ペア:

[(1, 51697485), (3, 17232495), (5, 10339497), (7, 7385355), (9, 5744165), (15, 3446499), (21, 2461785), (35, 1477071), (45, 1148833), (63, 820595), (105, 492357), (315, 164119), (337, 153405), (487, 106155), (1011, 51135), (1461, 35385), (1685, 30681), (2359, 21915), (2435, 21231), (3033, 17045), (3409, 15165), (4383, 11795), (5055, 10227), (7077, 7305)]