42457689

素因数分解:

$3^6\times {\mathrm{139}}^1\times {\mathrm{419}}^1$

素因数の和:576

約数の個数: 28

約数和(自身を含む): 64268400

約数和(自身を除く): 21810711

約数列:

[1, 3, 9, 27, 81, 139, 243, 417, 419, 729, 1251, 1257, 3753, 3771, 11259, 11313, 33777, 33939, 58241, 101331, 101817, 174723, 305451, 524169, 1572507, 4717521, 14152563, 42457689]

約数ペア:

[(1, 42457689), (3, 14152563), (9, 4717521), (27, 1572507), (81, 524169), (139, 305451), (243, 174723), (417, 101817), (419, 101331), (729, 58241), (1251, 33939), (1257, 33777), (3753, 11313), (3771, 11259)]