256216462

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{449}}^1\times {\mathrm{6959}}^1$

素因数の和:7451

約数の個数: 16

約数和(自身を含む): 394632000

約数和(自身を除く): 138415538

約数列:

[1, 2, 41, 82, 449, 898, 6959, 13918, 18409, 36818, 285319, 570638, 3124591, 6249182, 128108231, 256216462]

約数ペア:

[(1, 256216462), (2, 128108231), (41, 6249182), (82, 3124591), (449, 570638), (898, 285319), (6959, 36818), (13918, 18409)]