7637721

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{277}}^1$

素因数の和:401

約数の個数: 32

約数和(自身を含む): 12703488

約数和(自身を除く): 5065767

約数列:

[1, 3, 7, 13, 21, 39, 91, 101, 273, 277, 303, 707, 831, 1313, 1939, 2121, 3601, 3939, 5817, 9191, 10803, 25207, 27573, 27977, 75621, 83931, 195839, 363701, 587517, 1091103, 2545907, 7637721]

約数ペア:

[(1, 7637721), (3, 2545907), (7, 1091103), (13, 587517), (21, 363701), (39, 195839), (91, 83931), (101, 75621), (273, 27977), (277, 27573), (303, 25207), (707, 10803), (831, 9191), (1313, 5817), (1939, 3939), (2121, 3601)]