261384398

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{109001}}^1$

素因数の和:109123

約数の個数: 16

約数和(自身を含む): 431647920

約数和(自身を除く): 170263522

約数列:

[1, 2, 11, 22, 109, 218, 1199, 2398, 109001, 218002, 1199011, 2398022, 11881109, 23762218, 130692199, 261384398]

約数ペア:

[(1, 261384398), (2, 130692199), (11, 23762218), (22, 11881109), (109, 2398022), (218, 1199011), (1199, 218002), (2398, 109001)]