26528481

素因数分解:

$3^2\times 7^1\times {\mathrm{431}}^1\times {\mathrm{977}}^1$

素因数の和:1421

約数の個数: 24

約数和(自身を含む): 43939584

約数和(自身を除く): 17411103

約数列:

[1, 3, 7, 9, 21, 63, 431, 977, 1293, 2931, 3017, 3879, 6839, 8793, 9051, 20517, 27153, 61551, 421087, 1263261, 2947609, 3789783, 8842827, 26528481]

約数ペア:

[(1, 26528481), (3, 8842827), (7, 3789783), (9, 2947609), (21, 1263261), (63, 421087), (431, 61551), (977, 27153), (1293, 20517), (2931, 9051), (3017, 8793), (3879, 6839)]