27708957

素因数分解:

$3^2\times {\mathrm{71}}^1\times {\mathrm{103}}^1\times {\mathrm{421}}^1$

素因数の和:601

約数の個数: 24

約数和(自身を含む): 41079168

約数和(自身を除く): 13370211

約数列:

[1, 3, 9, 71, 103, 213, 309, 421, 639, 927, 1263, 3789, 7313, 21939, 29891, 43363, 65817, 89673, 130089, 269019, 390267, 3078773, 9236319, 27708957]

約数ペア:

[(1, 27708957), (3, 9236319), (9, 3078773), (71, 390267), (103, 269019), (213, 130089), (309, 89673), (421, 65817), (639, 43363), (927, 29891), (1263, 21939), (3789, 7313)]