42820437

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{107}}^1\times {\mathrm{181}}^1$

素因数の和:369

約数の個数: 32

約数和(自身を含む): 64157184

約数和(自身を除く): 21336747

約数列:

[1, 3, 11, 33, 67, 107, 181, 201, 321, 543, 737, 1177, 1991, 2211, 3531, 5973, 7169, 12127, 19367, 21507, 36381, 58101, 78859, 133397, 213037, 236577, 400191, 639111, 1297589, 3892767, 14273479, 42820437]

約数ペア:

[(1, 42820437), (3, 14273479), (11, 3892767), (33, 1297589), (67, 639111), (107, 400191), (181, 236577), (201, 213037), (321, 133397), (543, 78859), (737, 58101), (1177, 36381), (1991, 21507), (2211, 19367), (3531, 12127), (5973, 7169)]