388138518

素因数分解:

$2^1\times 3^2\times {\mathrm{73}}^1\times {\mathrm{295387}}^1$

素因数の和:295468

約数の個数: 24

約数和(自身を含む): 852489768

約数和(自身を除く): 464351250

約数列:

[1, 2, 3, 6, 9, 18, 73, 146, 219, 438, 657, 1314, 295387, 590774, 886161, 1772322, 2658483, 5316966, 21563251, 43126502, 64689753, 129379506, 194069259, 388138518]

約数ペア:

[(1, 388138518), (2, 194069259), (3, 129379506), (6, 64689753), (9, 43126502), (18, 21563251), (73, 5316966), (146, 2658483), (219, 1772322), (438, 886161), (657, 590774), (1314, 295387)]