398840202

素因数分解:

$2^1\times 3^2\times {\mathrm{22157789}}^1$

素因数の和:22157797

約数の個数: 12

約数和(自身を含む): 864153810

約数和(自身を除く): 465313608

約数列:

[1, 2, 3, 6, 9, 18, 22157789, 44315578, 66473367, 132946734, 199420101, 398840202]

約数ペア:

[(1, 398840202), (2, 199420101), (3, 132946734), (6, 66473367), (9, 44315578), (18, 22157789)]