280000398

素因数分解:

$2^1\times 3^1\times {\mathrm{41}}^1\times {\mathrm{1138213}}^1$

素因数の和:1138259

約数の個数: 16

約数和(自身を含む): 573659856

約数和(自身を除く): 293659458

約数列:

[1, 2, 3, 6, 41, 82, 123, 246, 1138213, 2276426, 3414639, 6829278, 46666733, 93333466, 140000199, 280000398]

約数ペア:

[(1, 280000398), (2, 140000199), (3, 93333466), (6, 46666733), (41, 6829278), (82, 3414639), (123, 2276426), (246, 1138213)]