3969081

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{2579}}^1$

素因数の和:2610

約数の個数: 20

約数和(自身を含む): 6243600

約数和(自身を除く): 2274519

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 513, 1539, 2579, 7737, 23211, 49001, 69633, 147003, 208899, 441009, 1323027, 3969081]

約数ペア:

[(1, 3969081), (3, 1323027), (9, 441009), (19, 208899), (27, 147003), (57, 69633), (81, 49001), (171, 23211), (513, 7737), (1539, 2579)]