27151215

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19891}}^1$

素因数の和:19919

約数の個数: 32

約数和(自身を含む): 53469696

約数和(自身を除く): 26318481

約数列:

[1, 3, 5, 7, 13, 15, 21, 35, 39, 65, 91, 105, 195, 273, 455, 1365, 19891, 59673, 99455, 139237, 258583, 298365, 417711, 696185, 775749, 1292915, 1810081, 2088555, 3878745, 5430243, 9050405, 27151215]

約数ペア:

[(1, 27151215), (3, 9050405), (5, 5430243), (7, 3878745), (13, 2088555), (15, 1810081), (21, 1292915), (35, 775749), (39, 696185), (65, 417711), (91, 298365), (105, 258583), (195, 139237), (273, 99455), (455, 59673), (1365, 19891)]