1322001

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{859}}^1$

素因数の和:890

約数の個数: 20

約数和(自身を含む): 2081200

約数和(自身を除く): 759199

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 513, 859, 1539, 2577, 7731, 16321, 23193, 48963, 69579, 146889, 440667, 1322001]

約数ペア:

[(1, 1322001), (3, 440667), (9, 146889), (19, 69579), (27, 48963), (57, 23193), (81, 16321), (171, 7731), (513, 2577), (859, 1539)]