81290073

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{1873}}^1$

素因数の和:1953

約数の個数: 32

約数和(自身を含む): 123054336

約数和(自身を除く): 41764263

約数列:

[1, 3, 17, 23, 37, 51, 69, 111, 391, 629, 851, 1173, 1873, 1887, 2553, 5619, 14467, 31841, 43079, 43401, 69301, 95523, 129237, 207903, 732343, 1178117, 1593923, 2197029, 3534351, 4781769, 27096691, 81290073]

約数ペア:

[(1, 81290073), (3, 27096691), (17, 4781769), (23, 3534351), (37, 2197029), (51, 1593923), (69, 1178117), (111, 732343), (391, 207903), (629, 129237), (851, 95523), (1173, 69301), (1873, 43401), (1887, 43079), (2553, 31841), (5619, 14467)]