27121215

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{164371}}^1$

素因数の和:164390

約数の個数: 16

約数和(自身を含む): 47339136

約数和(自身を除く): 20217921

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 164371, 493113, 821855, 1808081, 2465565, 5424243, 9040405, 27121215]

約数ペア:

[(1, 27121215), (3, 9040405), (5, 5424243), (11, 2465565), (15, 1808081), (33, 821855), (55, 493113), (165, 164371)]