81289298

素因数分解:

$2^1\times {\mathrm{97}}^1\times {\mathrm{223}}^1\times {\mathrm{1879}}^1$

素因数の和:2201

約数の個数: 16

約数和(自身を含む): 123809280

約数和(自身を除く): 42519982

約数列:

[1, 2, 97, 194, 223, 446, 1879, 3758, 21631, 43262, 182263, 364526, 419017, 838034, 40644649, 81289298]

約数ペア:

[(1, 81289298), (2, 40644649), (97, 838034), (194, 419017), (223, 364526), (446, 182263), (1879, 43262), (3758, 21631)]