261331869

素因数分解:

$3^1\times {\mathrm{61}}^1\times {\mathrm{163}}^1\times {\mathrm{8761}}^1$

素因数の和:8988

約数の個数: 16

約数和(自身を含む): 356368064

約数和(自身を除く): 95036195

約数列:

[1, 3, 61, 163, 183, 489, 8761, 9943, 26283, 29829, 534421, 1428043, 1603263, 4284129, 87110623, 261331869]

約数ペア:

[(1, 261331869), (3, 87110623), (61, 4284129), (163, 1603263), (183, 1428043), (489, 534421), (8761, 29829), (9943, 26283)]