200655

素因数分解:

$3^2\times 5^1\times 7^3\times {\mathrm{13}}^1$

素因数の和:45

約数の個数: 48

約数和(自身を含む): 436800

約数和(自身を除く): 236145

約数列:

[1, 3, 5, 7, 9, 13, 15, 21, 35, 39, 45, 49, 63, 65, 91, 105, 117, 147, 195, 245, 273, 315, 343, 441, 455, 585, 637, 735, 819, 1029, 1365, 1715, 1911, 2205, 3087, 3185, 4095, 4459, 5145, 5733, 9555, 13377, 15435, 22295, 28665, 40131, 66885, 200655]

約数ペア:

[(1, 200655), (3, 66885), (5, 40131), (7, 28665), (9, 22295), (13, 15435), (15, 13377), (21, 9555), (35, 5733), (39, 5145), (45, 4459), (49, 4095), (63, 3185), (65, 3087), (91, 2205), (105, 1911), (117, 1715), (147, 1365), (195, 1029), (245, 819), (273, 735), (315, 637), (343, 585), (441, 455)]