199445939

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{317}}^1\times {\mathrm{8171}}^1$

素因数の和:8506

約数の個数: 16

約数和(自身を含む): 249474816

約数和(自身を除く): 50028877

約数列:

[1, 7, 11, 77, 317, 2219, 3487, 8171, 24409, 57197, 89881, 629167, 2590207, 18131449, 28492277, 199445939]

約数ペア:

[(1, 199445939), (7, 28492277), (11, 18131449), (77, 2590207), (317, 629167), (2219, 89881), (3487, 57197), (8171, 24409)]