2053201917

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{181}}^1\times {\mathrm{239}}^1\times {\mathrm{1217}}^1$

素因数の和:1653

約数の個数: 32

約数和(自身を含む): 2979325440

約数和(自身を除く): 926123523

約数列:

[1, 3, 13, 39, 181, 239, 543, 717, 1217, 2353, 3107, 3651, 7059, 9321, 15821, 43259, 47463, 129777, 220277, 290863, 562367, 660831, 872589, 1687101, 2863601, 3781219, 8590803, 11343657, 52646203, 157938609, 684400639, 2053201917]

約数ペア:

[(1, 2053201917), (3, 684400639), (13, 157938609), (39, 52646203), (181, 11343657), (239, 8590803), (543, 3781219), (717, 2863601), (1217, 1687101), (2353, 872589), (3107, 660831), (3651, 562367), (7059, 290863), (9321, 220277), (15821, 129777), (43259, 47463)]