187816993

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{19289}}^1$

素因数の和:19416

約数の個数: 16

約数和(自身を含む): 233331840

約数和(自身を除く): 45514847

約数列:

[1, 7, 13, 91, 107, 749, 1391, 9737, 19289, 135023, 250757, 1755299, 2063923, 14447461, 26830999, 187816993]

約数ペア:

[(1, 187816993), (7, 26830999), (13, 14447461), (91, 2063923), (107, 1755299), (749, 250757), (1391, 135023), (9737, 19289)]