83278665

素因数分解:

$3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{277}}^1$

素因数の和:439

約数の個数: 64

約数和(自身を含む): 158526720

約数和(自身を除く): 75248055

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 85, 131, 135, 153, 255, 277, 393, 459, 655, 765, 831, 1179, 1385, 1965, 2227, 2295, 2493, 3537, 4155, 4709, 5895, 6681, 7479, 11135, 12465, 14127, 17685, 20043, 23545, 33405, 36287, 37395, 42381, 60129, 70635, 100215, 108861, 127143, 181435, 211905, 300645, 326583, 544305, 616879, 635715, 979749, 1632915, 1850637, 3084395, 4898745, 5551911, 9253185, 16655733, 27759555, 83278665]

約数ペア:

[(1, 83278665), (3, 27759555), (5, 16655733), (9, 9253185), (15, 5551911), (17, 4898745), (27, 3084395), (45, 1850637), (51, 1632915), (85, 979749), (131, 635715), (135, 616879), (153, 544305), (255, 326583), (277, 300645), (393, 211905), (459, 181435), (655, 127143), (765, 108861), (831, 100215), (1179, 70635), (1385, 60129), (1965, 42381), (2227, 37395), (2295, 36287), (2493, 33405), (3537, 23545), (4155, 20043), (4709, 17685), (5895, 14127), (6681, 12465), (7479, 11135)]