208485465

素因数分解:

$3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{195761}}^1$

素因数の和:195840

約数の個数: 16

約数和(自身を含む): 338276736

約数和(自身を除く): 129791271

約数列:

[1, 3, 5, 15, 71, 213, 355, 1065, 195761, 587283, 978805, 2936415, 13899031, 41697093, 69495155, 208485465]

約数ペア:

[(1, 208485465), (3, 69495155), (5, 41697093), (15, 13899031), (71, 2936415), (213, 978805), (355, 587283), (1065, 195761)]