525731661

素因数分解:

$3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{213973}}^1$

素因数の和:214002

約数の個数: 32

約数和(自身を含む): 958603520

約数和(自身を除く): 432871859

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 63, 91, 117, 189, 273, 351, 819, 2457, 213973, 641919, 1497811, 1925757, 2781649, 4493433, 5777271, 8344947, 13480299, 19471543, 25034841, 40440897, 58414629, 75104523, 175243887, 525731661]

約数ペア:

[(1, 525731661), (3, 175243887), (7, 75104523), (9, 58414629), (13, 40440897), (21, 25034841), (27, 19471543), (39, 13480299), (63, 8344947), (91, 5777271), (117, 4493433), (189, 2781649), (273, 1925757), (351, 1497811), (819, 641919), (2457, 213973)]