39540865

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^2\times {\mathrm{47}}^1$

素因数の和:158

約数の個数: 48

約数和(自身を含む): 61060608

約数和(自身を除く): 21519743

約数列:

[1, 5, 7, 13, 35, 43, 47, 65, 91, 215, 235, 301, 329, 455, 559, 611, 1505, 1645, 1849, 2021, 2795, 3055, 3913, 4277, 9245, 10105, 12943, 14147, 19565, 21385, 24037, 26273, 64715, 70735, 86903, 120185, 131365, 168259, 183911, 434515, 608321, 841295, 919555, 1129739, 3041605, 5648695, 7908173, 39540865]

約数ペア:

[(1, 39540865), (5, 7908173), (7, 5648695), (13, 3041605), (35, 1129739), (43, 919555), (47, 841295), (65, 608321), (91, 434515), (215, 183911), (235, 168259), (301, 131365), (329, 120185), (455, 86903), (559, 70735), (611, 64715), (1505, 26273), (1645, 24037), (1849, 21385), (2021, 19565), (2795, 14147), (3055, 12943), (3913, 10105), (4277, 9245)]