280192154

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{208787}}^1$

素因数の和:208861

約数の個数: 16

約数和(自身を含む): 466014816

約数和(自身を除く): 185822662

約数列:

[1, 2, 11, 22, 61, 122, 671, 1342, 208787, 417574, 2296657, 4593314, 12736007, 25472014, 140096077, 280192154]

約数ペア:

[(1, 280192154), (2, 140096077), (11, 25472014), (22, 12736007), (61, 4593314), (122, 2296657), (671, 417574), (1342, 208787)]