156548457

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{148669}}^1$

素因数の和:148694

約数の個数: 20

約数和(自身を含む): 251846980

約数和(自身を除く): 95298523

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 351, 1053, 148669, 446007, 1338021, 1932697, 4014063, 5798091, 12042189, 17394273, 52182819, 156548457]

約数ペア:

[(1, 156548457), (3, 52182819), (9, 17394273), (13, 12042189), (27, 5798091), (39, 4014063), (81, 1932697), (117, 1338021), (351, 446007), (1053, 148669)]