28319517

素因数分解:

$3^3\times {\mathrm{83}}^1\times {\mathrm{12637}}^1$

素因数の和:12729

約数の個数: 16

約数和(自身を含む): 42463680

約数和(自身を除く): 14144163

約数列:

[1, 3, 9, 27, 83, 249, 747, 2241, 12637, 37911, 113733, 341199, 1048871, 3146613, 9439839, 28319517]

約数ペア:

[(1, 28319517), (3, 9439839), (9, 3146613), (27, 1048871), (83, 341199), (249, 113733), (747, 37911), (2241, 12637)]