321701809

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{131}}^1\times {\mathrm{1321}}^1$

素因数の和:1489

約数の個数: 24

約数和(自身を含む): 383210784

約数和(自身を除く): 61508975

約数列:

[1, 11, 13, 131, 143, 169, 1321, 1441, 1703, 1859, 14531, 17173, 18733, 22139, 173051, 188903, 223249, 243529, 1903561, 2249663, 2455739, 24746293, 29245619, 321701809]

約数ペア:

[(1, 321701809), (11, 29245619), (13, 24746293), (131, 2455739), (143, 2249663), (169, 1903561), (1321, 243529), (1441, 223249), (1703, 188903), (1859, 173051), (14531, 22139), (17173, 18733)]