42745077

素因数分解:

$3^4\times {\mathrm{73}}^1\times {\mathrm{7229}}^1$

素因数の和:7314

約数の個数: 20

約数和(自身を含む): 64737420

約数和(自身を除く): 21992343

約数列:

[1, 3, 9, 27, 73, 81, 219, 657, 1971, 5913, 7229, 21687, 65061, 195183, 527717, 585549, 1583151, 4749453, 14248359, 42745077]

約数ペア:

[(1, 42745077), (3, 14248359), (9, 4749453), (27, 1583151), (73, 585549), (81, 527717), (219, 195183), (657, 65061), (1971, 21687), (5913, 7229)]