53991951

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{109}}^1\times {\mathrm{977}}^1$

素因数の和:1115

約数の個数: 24

約数和(自身を含む): 78748560

約数和(自身を除く): 24756609

約数列:

[1, 3, 13, 39, 109, 169, 327, 507, 977, 1417, 2931, 4251, 12701, 18421, 38103, 55263, 106493, 165113, 319479, 495339, 1384409, 4153227, 17997317, 53991951]

約数ペア:

[(1, 53991951), (3, 17997317), (13, 4153227), (39, 1384409), (109, 495339), (169, 319479), (327, 165113), (507, 106493), (977, 55263), (1417, 38103), (2931, 18421), (4251, 12701)]