16857841

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{1531}}^1$

素因数の和:1573

約数の個数: 24

約数和(自身を含む): 22820672

約数和(自身を除く): 5962831

約数列:

[1, 7, 11, 13, 77, 91, 121, 143, 847, 1001, 1531, 1573, 10717, 11011, 16841, 19903, 117887, 139321, 185251, 218933, 1296757, 1532531, 2408263, 16857841]

約数ペア:

[(1, 16857841), (7, 2408263), (11, 1532531), (13, 1296757), (77, 218933), (91, 185251), (121, 139321), (143, 117887), (847, 19903), (1001, 16841), (1531, 11011), (1573, 10717)]