908632319

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{157}}^1\times {\mathrm{349}}^1$

素因数の和:639

約数の個数: 32

約数和(自身を含む): 1104230400

約数和(自身を除く): 195598081

約数列:

[1, 7, 23, 103, 157, 161, 349, 721, 1099, 2369, 2443, 3611, 8027, 16171, 16583, 25277, 35947, 54793, 56189, 113197, 251629, 371933, 383551, 826781, 1260239, 2603531, 5643679, 5787467, 8821673, 39505753, 129804617, 908632319]

約数ペア:

[(1, 908632319), (7, 129804617), (23, 39505753), (103, 8821673), (157, 5787467), (161, 5643679), (349, 2603531), (721, 1260239), (1099, 826781), (2369, 383551), (2443, 371933), (3611, 251629), (8027, 113197), (16171, 56189), (16583, 54793), (25277, 35947)]