8708505

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1$

素因数の和:146

約数の個数: 64

約数和(自身を含む): 16547328

約数和(自身を除く): 7838823

約数列:

[1, 3, 5, 13, 15, 17, 37, 39, 51, 65, 71, 85, 111, 185, 195, 213, 221, 255, 355, 481, 555, 629, 663, 923, 1065, 1105, 1207, 1443, 1887, 2405, 2627, 2769, 3145, 3315, 3621, 4615, 6035, 7215, 7881, 8177, 9435, 13135, 13845, 15691, 18105, 24531, 34151, 39405, 40885, 44659, 47073, 78455, 102453, 122655, 133977, 170755, 223295, 235365, 512265, 580567, 669885, 1741701, 2902835, 8708505]

約数ペア:

[(1, 8708505), (3, 2902835), (5, 1741701), (13, 669885), (15, 580567), (17, 512265), (37, 235365), (39, 223295), (51, 170755), (65, 133977), (71, 122655), (85, 102453), (111, 78455), (185, 47073), (195, 44659), (213, 40885), (221, 39405), (255, 34151), (355, 24531), (481, 18105), (555, 15691), (629, 13845), (663, 13135), (923, 9435), (1065, 8177), (1105, 7881), (1207, 7215), (1443, 6035), (1887, 4615), (2405, 3621), (2627, 3315), (2769, 3145)]