231231

素因数分解:

$3^1\times 7^2\times {\mathrm{11}}^2\times {\mathrm{13}}^1$

素因数の和:52

約数の個数: 36

約数和(自身を含む): 424536

約数和(自身を除く): 193305

約数列:

[1, 3, 7, 11, 13, 21, 33, 39, 49, 77, 91, 121, 143, 147, 231, 273, 363, 429, 539, 637, 847, 1001, 1573, 1617, 1911, 2541, 3003, 4719, 5929, 7007, 11011, 17787, 21021, 33033, 77077, 231231]

約数ペア:

[(1, 231231), (3, 77077), (7, 33033), (11, 21021), (13, 17787), (21, 11011), (33, 7007), (39, 5929), (49, 4719), (77, 3003), (91, 2541), (121, 1911), (143, 1617), (147, 1573), (231, 1001), (273, 847), (363, 637), (429, 539)]