72807765

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{239}}^1\times {\mathrm{883}}^1$

素因数の和:1153

約数の個数: 32

約数和(自身を含む): 122204160

約数和(自身を除く): 49396395

約数列:

[1, 3, 5, 15, 23, 69, 115, 239, 345, 717, 883, 1195, 2649, 3585, 4415, 5497, 13245, 16491, 20309, 27485, 60927, 82455, 101545, 211037, 304635, 633111, 1055185, 3165555, 4853851, 14561553, 24269255, 72807765]

約数ペア:

[(1, 72807765), (3, 24269255), (5, 14561553), (15, 4853851), (23, 3165555), (69, 1055185), (115, 633111), (239, 304635), (345, 211037), (717, 101545), (883, 82455), (1195, 60927), (2649, 27485), (3585, 20309), (4415, 16491), (5497, 13245)]