28265868

素因数分解:

$2^2\times 3^3\times {\mathrm{261721}}^1$

素因数の和:261734

約数の個数: 24

約数和(自身を含む): 73282160

約数和(自身を除く): 45016292

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 261721, 523442, 785163, 1046884, 1570326, 2355489, 3140652, 4710978, 7066467, 9421956, 14132934, 28265868]

約数ペア:

[(1, 28265868), (2, 14132934), (3, 9421956), (4, 7066467), (6, 4710978), (9, 3140652), (12, 2355489), (18, 1570326), (27, 1046884), (36, 785163), (54, 523442), (108, 261721)]