210857517

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{16843}}^1$

素因数の和:16969

約数の個数: 24

約数和(自身を含む): 331085664

約数和(自身を除く): 120228147

約数列:

[1, 3, 9, 13, 39, 107, 117, 321, 963, 1391, 4173, 12519, 16843, 50529, 151587, 218959, 656877, 1802201, 1970631, 5406603, 16219809, 23428613, 70285839, 210857517]

約数ペア:

[(1, 210857517), (3, 70285839), (9, 23428613), (13, 16219809), (39, 5406603), (107, 1970631), (117, 1802201), (321, 656877), (963, 218959), (1391, 151587), (4173, 50529), (12519, 16843)]