72688119

素因数分解:

$3^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{21499}}^1$

素因数の和:21539

約数の個数: 24

約数和(自身を含む): 117648000

約数和(自身を除く): 44959881

約数列:

[1, 3, 7, 21, 23, 49, 69, 147, 161, 483, 1127, 3381, 21499, 64497, 150493, 451479, 494477, 1053451, 1483431, 3160353, 3461339, 10384017, 24229373, 72688119]

約数ペア:

[(1, 72688119), (3, 24229373), (7, 10384017), (21, 3461339), (23, 3160353), (49, 1483431), (69, 1053451), (147, 494477), (161, 451479), (483, 150493), (1127, 64497), (3381, 21499)]