128776545

素因数分解:

$3^2\times 5^1\times {\mathrm{1433}}^1\times {\mathrm{1997}}^1$

素因数の和:3441

約数の個数: 24

約数和(自身を含む): 223480296

約数和(自身を除く): 94703751

約数列:

[1, 3, 5, 9, 15, 45, 1433, 1997, 4299, 5991, 7165, 9985, 12897, 17973, 21495, 29955, 64485, 89865, 2861701, 8585103, 14308505, 25755309, 42925515, 128776545]

約数ペア:

[(1, 128776545), (3, 42925515), (5, 25755309), (9, 14308505), (15, 8585103), (45, 2861701), (1433, 89865), (1997, 64485), (4299, 29955), (5991, 21495), (7165, 17973), (9985, 12897)]