28539874

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{30169}}^1$

素因数の和:30225

約数の個数: 16

約数和(自身を含む): 47789280

約数和(自身を除く): 19249406

約数列:

[1, 2, 11, 22, 43, 86, 473, 946, 30169, 60338, 331859, 663718, 1297267, 2594534, 14269937, 28539874]

約数ペア:

[(1, 28539874), (2, 14269937), (11, 2594534), (22, 1297267), (43, 663718), (86, 331859), (473, 60338), (946, 30169)]