8256885

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{263}}^1$

素因数の和:314

約数の個数: 64

約数和(自身を含む): 17031168

約数和(自身を除く): 8774283

約数列:

[1, 3, 5, 7, 13, 15, 21, 23, 35, 39, 65, 69, 91, 105, 115, 161, 195, 263, 273, 299, 345, 455, 483, 789, 805, 897, 1315, 1365, 1495, 1841, 2093, 2415, 3419, 3945, 4485, 5523, 6049, 6279, 9205, 10257, 10465, 17095, 18147, 23933, 27615, 30245, 31395, 42343, 51285, 71799, 78637, 90735, 119665, 127029, 211715, 235911, 358995, 393185, 550459, 635145, 1179555, 1651377, 2752295, 8256885]

約数ペア:

[(1, 8256885), (3, 2752295), (5, 1651377), (7, 1179555), (13, 635145), (15, 550459), (21, 393185), (23, 358995), (35, 235911), (39, 211715), (65, 127029), (69, 119665), (91, 90735), (105, 78637), (115, 71799), (161, 51285), (195, 42343), (263, 31395), (273, 30245), (299, 27615), (345, 23933), (455, 18147), (483, 17095), (789, 10465), (805, 10257), (897, 9205), (1315, 6279), (1365, 6049), (1495, 5523), (1841, 4485), (2093, 3945), (2415, 3419)]