197269317

素因数分解:

$3^3\times 7^1\times {\mathrm{1043753}}^1$

素因数の和:1043769

約数の個数: 16

約数和(自身を含む): 334001280

約数和(自身を除く): 136731963

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 1043753, 3131259, 7306271, 9393777, 21918813, 28181331, 65756439, 197269317]

約数ペア:

[(1, 197269317), (3, 65756439), (7, 28181331), (9, 21918813), (21, 9393777), (27, 7306271), (63, 3131259), (189, 1043753)]