28285906

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{55901}}^1$

素因数の和:55937

約数の個数: 16

約数和(自身を含む): 48299328

約数和(自身を除く): 20013422

約数列:

[1, 2, 11, 22, 23, 46, 253, 506, 55901, 111802, 614911, 1229822, 1285723, 2571446, 14142953, 28285906]

約数ペア:

[(1, 28285906), (2, 14142953), (11, 2571446), (22, 1285723), (23, 1229822), (46, 614911), (253, 111802), (506, 55901)]