28362393

素因数分解:

$3^4\times {\mathrm{487}}^1\times {\mathrm{719}}^1$

素因数の和:1218

約数の個数: 20

約数和(自身を含む): 42514560

約数和(自身を除く): 14152167

約数列:

[1, 3, 9, 27, 81, 487, 719, 1461, 2157, 4383, 6471, 13149, 19413, 39447, 58239, 350153, 1050459, 3151377, 9454131, 28362393]

約数ペア:

[(1, 28362393), (3, 9454131), (9, 3151377), (27, 1050459), (81, 350153), (487, 58239), (719, 39447), (1461, 19413), (2157, 13149), (4383, 6471)]