28721434

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{191}}^1\times {\mathrm{467}}^1$

素因数の和:690

約数の個数: 32

約数和(自身を含む): 51757056

約数和(自身を除く): 23035622

約数列:

[1, 2, 7, 14, 23, 46, 161, 191, 322, 382, 467, 934, 1337, 2674, 3269, 4393, 6538, 8786, 10741, 21482, 30751, 61502, 75187, 89197, 150374, 178394, 624379, 1248758, 2051531, 4103062, 14360717, 28721434]

約数ペア:

[(1, 28721434), (2, 14360717), (7, 4103062), (14, 2051531), (23, 1248758), (46, 624379), (161, 178394), (191, 150374), (322, 89197), (382, 75187), (467, 61502), (934, 30751), (1337, 21482), (2674, 10741), (3269, 8786), (4393, 6538)]