427703085

素因数分解:

$3^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{20707}}^1$

素因数の和:20744

約数の個数: 48

約数和(自身を含む): 814072896

約数和(自身を除く): 386369811

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 81, 85, 135, 153, 243, 255, 405, 459, 765, 1215, 1377, 2295, 4131, 6885, 20655, 20707, 62121, 103535, 186363, 310605, 352019, 559089, 931815, 1056057, 1677267, 1760095, 2795445, 3168171, 5031801, 5280285, 8386335, 9504513, 15840855, 25159005, 28513539, 47522565, 85540617, 142567695, 427703085]

約数ペア:

[(1, 427703085), (3, 142567695), (5, 85540617), (9, 47522565), (15, 28513539), (17, 25159005), (27, 15840855), (45, 9504513), (51, 8386335), (81, 5280285), (85, 5031801), (135, 3168171), (153, 2795445), (243, 1760095), (255, 1677267), (405, 1056057), (459, 931815), (765, 559089), (1215, 352019), (1377, 310605), (2295, 186363), (4131, 103535), (6885, 62121), (20655, 20707)]