214516917

素因数分解:

$3^4\times {\mathrm{53}}^1\times {\mathrm{107}}^1\times {\mathrm{467}}^1$

素因数の和:639

約数の個数: 40

約数和(自身を含む): 330254496

約数和(自身を除く): 115737579

約数列:

[1, 3, 9, 27, 53, 81, 107, 159, 321, 467, 477, 963, 1401, 1431, 2889, 4203, 4293, 5671, 8667, 12609, 17013, 24751, 37827, 49969, 51039, 74253, 149907, 153117, 222759, 449721, 459351, 668277, 1349163, 2004831, 2648357, 4047489, 7945071, 23835213, 71505639, 214516917]

約数ペア:

[(1, 214516917), (3, 71505639), (9, 23835213), (27, 7945071), (53, 4047489), (81, 2648357), (107, 2004831), (159, 1349163), (321, 668277), (467, 459351), (477, 449721), (963, 222759), (1401, 153117), (1431, 149907), (2889, 74253), (4203, 51039), (4293, 49969), (5671, 37827), (8667, 24751), (12609, 17013)]