51612309

素因数分解:

$3^4\times 7^1\times {\mathrm{227}}^1\times {\mathrm{401}}^1$

素因数の和:647

約数の個数: 40

約数和(自身を含む): 88723008

約数和(自身を除く): 37110699

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 227, 401, 567, 681, 1203, 1589, 2043, 2807, 3609, 4767, 6129, 8421, 10827, 14301, 18387, 25263, 32481, 42903, 75789, 91027, 128709, 227367, 273081, 637189, 819243, 1911567, 2457729, 5734701, 7373187, 17204103, 51612309]

約数ペア:

[(1, 51612309), (3, 17204103), (7, 7373187), (9, 5734701), (21, 2457729), (27, 1911567), (63, 819243), (81, 637189), (189, 273081), (227, 227367), (401, 128709), (567, 91027), (681, 75789), (1203, 42903), (1589, 32481), (2043, 25263), (2807, 18387), (3609, 14301), (4767, 10827), (6129, 8421)]