27759555

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{277}}^1$

素因数の和:436

約数の個数: 48

約数和(自身を含む): 51521184

約数和(自身を除く): 23761629

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 131, 153, 255, 277, 393, 655, 765, 831, 1179, 1385, 1965, 2227, 2493, 4155, 4709, 5895, 6681, 11135, 12465, 14127, 20043, 23545, 33405, 36287, 42381, 70635, 100215, 108861, 181435, 211905, 326583, 544305, 616879, 1632915, 1850637, 3084395, 5551911, 9253185, 27759555]

約数ペア:

[(1, 27759555), (3, 9253185), (5, 5551911), (9, 3084395), (15, 1850637), (17, 1632915), (45, 616879), (51, 544305), (85, 326583), (131, 211905), (153, 181435), (255, 108861), (277, 100215), (393, 70635), (655, 42381), (765, 36287), (831, 33405), (1179, 23545), (1385, 20043), (1965, 14127), (2227, 12465), (2493, 11135), (4155, 6681), (4709, 5895)]