51228369

素因数分解:

$3^4\times {\mathrm{53}}^1\times {\mathrm{11933}}^1$

素因数の和:11998

約数の個数: 20

約数和(自身を含む): 77976756

約数和(自身を除く): 26748387

約数列:

[1, 3, 9, 27, 53, 81, 159, 477, 1431, 4293, 11933, 35799, 107397, 322191, 632449, 966573, 1897347, 5692041, 17076123, 51228369]

約数ペア:

[(1, 51228369), (3, 17076123), (9, 5692041), (27, 1897347), (53, 966573), (81, 632449), (159, 322191), (477, 107397), (1431, 35799), (4293, 11933)]