142489305

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{64621}}^1$

素因数の和:64646

約数の個数: 36

約数和(自身を含む): 287309412

約数和(自身を除く): 144820107

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 49, 63, 105, 147, 245, 315, 441, 735, 2205, 64621, 193863, 323105, 452347, 581589, 969315, 1357041, 2261735, 2907945, 3166429, 4071123, 6785205, 9499287, 15832145, 20355615, 28497861, 47496435, 142489305]

約数ペア:

[(1, 142489305), (3, 47496435), (5, 28497861), (7, 20355615), (9, 15832145), (15, 9499287), (21, 6785205), (35, 4071123), (45, 3166429), (49, 2907945), (63, 2261735), (105, 1357041), (147, 969315), (245, 581589), (315, 452347), (441, 323105), (735, 193863), (2205, 64621)]