81458265

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{11579}}^1$

素因数の和:11661

約数の個数: 32

約数和(自身を含む): 151188480

約数和(自身を除く): 69730215

約数列:

[1, 3, 5, 7, 15, 21, 35, 67, 105, 201, 335, 469, 1005, 1407, 2345, 7035, 11579, 34737, 57895, 81053, 173685, 243159, 405265, 775793, 1215795, 2327379, 3878965, 5430551, 11636895, 16291653, 27152755, 81458265]

約数ペア:

[(1, 81458265), (3, 27152755), (5, 16291653), (7, 11636895), (15, 5430551), (21, 3878965), (35, 2327379), (67, 1215795), (105, 775793), (201, 405265), (335, 243159), (469, 173685), (1005, 81053), (1407, 57895), (2345, 34737), (7035, 11579)]