889491681

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{557}}^1\times {\mathrm{13649}}^1$

素因数の和:14225

約数の個数: 24

約数和(自身を含む): 1386239400

約数和(自身を除く): 496747719

約数列:

[1, 3, 9, 13, 39, 117, 557, 1671, 5013, 7241, 13649, 21723, 40947, 65169, 122841, 177437, 532311, 1596933, 7602493, 22807479, 68422437, 98832409, 296497227, 889491681]

約数ペア:

[(1, 889491681), (3, 296497227), (9, 98832409), (13, 68422437), (39, 22807479), (117, 7602493), (557, 1596933), (1671, 532311), (5013, 177437), (7241, 122841), (13649, 65169), (21723, 40947)]