16761249

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{10891}}^1$

素因数の和:10922

約数の個数: 20

約数和(自身を含む): 26358640

約数和(自身を除く): 9597391

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 513, 1539, 10891, 32673, 98019, 206929, 294057, 620787, 882171, 1862361, 5587083, 16761249]

約数ペア:

[(1, 16761249), (3, 5587083), (9, 1862361), (19, 882171), (27, 620787), (57, 294057), (81, 206929), (171, 98019), (513, 32673), (1539, 10891)]