28452951

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{20663}}^1$

素因数の和:20692

約数の個数: 20

約数和(自身を含む): 45006192

約数和(自身を除く): 16553241

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 459, 1377, 20663, 61989, 185967, 351271, 557901, 1053813, 1673703, 3161439, 9484317, 28452951]

約数ペア:

[(1, 28452951), (3, 9484317), (9, 3161439), (17, 1673703), (27, 1053813), (51, 557901), (81, 351271), (153, 185967), (459, 61989), (1377, 20663)]