254802919

素因数分解:

$7^1\times {\mathrm{17}}^3\times {\mathrm{31}}^1\times {\mathrm{239}}^1$

素因数の和:328

約数の個数: 32

約数和(自身を含む): 320716800

約数和(自身を除く): 65913881

約数列:

[1, 7, 17, 31, 119, 217, 239, 289, 527, 1673, 2023, 3689, 4063, 4913, 7409, 8959, 28441, 34391, 51863, 62713, 69071, 125953, 152303, 483497, 881671, 1066121, 1174207, 2141201, 8219449, 14988407, 36400417, 254802919]

約数ペア:

[(1, 254802919), (7, 36400417), (17, 14988407), (31, 8219449), (119, 2141201), (217, 1174207), (239, 1066121), (289, 881671), (527, 483497), (1673, 152303), (2023, 125953), (3689, 69071), (4063, 62713), (4913, 51863), (7409, 34391), (8959, 28441)]