389621276

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{251}}^1\times {\mathrm{35279}}^1$

素因数の和:35545

約数の個数: 24

約数和(自身を含む): 746807040

約数和(自身を除く): 357185764

約数列:

[1, 2, 4, 11, 22, 44, 251, 502, 1004, 2761, 5522, 11044, 35279, 70558, 141116, 388069, 776138, 1552276, 8855029, 17710058, 35420116, 97405319, 194810638, 389621276]

約数ペア:

[(1, 389621276), (2, 194810638), (4, 97405319), (11, 35420116), (22, 17710058), (44, 8855029), (251, 1552276), (502, 776138), (1004, 388069), (2761, 141116), (5522, 70558), (11044, 35279)]