1231264

素因数分解:

$2^5\times {\mathrm{109}}^1\times {\mathrm{353}}^1$

素因数の和:472

約数の個数: 24

約数和(自身を含む): 2453220

約数和(自身を除く): 1221956

約数列:

[1, 2, 4, 8, 16, 32, 109, 218, 353, 436, 706, 872, 1412, 1744, 2824, 3488, 5648, 11296, 38477, 76954, 153908, 307816, 615632, 1231264]

約数ペア:

[(1, 1231264), (2, 615632), (4, 307816), (8, 153908), (16, 76954), (32, 38477), (109, 11296), (218, 5648), (353, 3488), (436, 2824), (706, 1744), (872, 1412)]