674001

素因数分解:

$3^4\times {\mathrm{53}}^1\times {\mathrm{157}}^1$

素因数の和:222

約数の個数: 20

約数和(自身を含む): 1032372

約数和(自身を除く): 358371

約数列:

[1, 3, 9, 27, 53, 81, 157, 159, 471, 477, 1413, 1431, 4239, 4293, 8321, 12717, 24963, 74889, 224667, 674001]

約数ペア:

[(1, 674001), (3, 224667), (9, 74889), (27, 24963), (53, 12717), (81, 8321), (157, 4293), (159, 4239), (471, 1431), (477, 1413)]