81605902

素因数分解:

$2^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{109}}^1\times {\mathrm{1009}}^1$

素因数の和:1180

約数の個数: 32

約数和(自身を含む): 143985600

約数和(自身を除く): 62379698

約数列:

[1, 2, 7, 14, 53, 106, 109, 218, 371, 742, 763, 1009, 1526, 2018, 5777, 7063, 11554, 14126, 40439, 53477, 80878, 106954, 109981, 219962, 374339, 748678, 769867, 1539734, 5828993, 11657986, 40802951, 81605902]

約数ペア:

[(1, 81605902), (2, 40802951), (7, 11657986), (14, 5828993), (53, 1539734), (106, 769867), (109, 748678), (218, 374339), (371, 219962), (742, 109981), (763, 106954), (1009, 80878), (1526, 53477), (2018, 40439), (5777, 14126), (7063, 11554)]