51809499

素因数分解:

$3^2\times 7^1\times {\mathrm{193}}^1\times {\mathrm{4261}}^1$

素因数の和:4467

約数の個数: 24

約数和(自身を含む): 85990112

約数和(自身を除く): 34180613

約数列:

[1, 3, 7, 9, 21, 63, 193, 579, 1351, 1737, 4053, 4261, 12159, 12783, 29827, 38349, 89481, 268443, 822373, 2467119, 5756611, 7401357, 17269833, 51809499]

約数ペア:

[(1, 51809499), (3, 17269833), (7, 7401357), (9, 5756611), (21, 2467119), (63, 822373), (193, 268443), (579, 89481), (1351, 38349), (1737, 29827), (4053, 12783), (4261, 12159)]