201890979

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{20011}}^1$

素因数の和:20095

約数の個数: 24

約数和(自身を含む): 312187200

約数和(自身を除く): 110296221

約数列:

[1, 3, 9, 19, 57, 59, 171, 177, 531, 1121, 3363, 10089, 20011, 60033, 180099, 380209, 1140627, 1180649, 3421881, 3541947, 10625841, 22432331, 67296993, 201890979]

約数ペア:

[(1, 201890979), (3, 67296993), (9, 22432331), (19, 10625841), (57, 3541947), (59, 3421881), (171, 1180649), (177, 1140627), (531, 380209), (1121, 180099), (3363, 60033), (10089, 20011)]