161178003

素因数分解:

$3^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{21499}}^1$

素因数の和:21536

約数の個数: 36

約数和(自身を含む): 286767000

約数和(自身を除く): 125588997

約数列:

[1, 3, 7, 9, 17, 21, 49, 51, 63, 119, 147, 153, 357, 441, 833, 1071, 2499, 7497, 21499, 64497, 150493, 193491, 365483, 451479, 1053451, 1096449, 1354437, 2558381, 3160353, 3289347, 7675143, 9481059, 17908667, 23025429, 53726001, 161178003]

約数ペア:

[(1, 161178003), (3, 53726001), (7, 23025429), (9, 17908667), (17, 9481059), (21, 7675143), (49, 3289347), (51, 3160353), (63, 2558381), (119, 1354437), (147, 1096449), (153, 1053451), (357, 451479), (441, 365483), (833, 193491), (1071, 150493), (2499, 64497), (7497, 21499)]