81215189

素因数分解:

${\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{263}}^1\times {\mathrm{419}}^1$

素因数の和:760

約数の個数: 16

約数和(自身を含む): 90478080

約数和(自身を除く): 9262891

約数列:

[1, 11, 67, 263, 419, 737, 2893, 4609, 17621, 28073, 110197, 193831, 308803, 1212167, 7383199, 81215189]

約数ペア:

[(1, 81215189), (11, 7383199), (67, 1212167), (263, 308803), (419, 193831), (737, 110197), (2893, 28073), (4609, 17621)]