289060015

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{23227}}^1$

素因数の和:23382

約数の個数: 16

約数和(自身を含む): 367931520

約数和(自身を除く): 78871505

約数列:

[1, 5, 19, 95, 131, 655, 2489, 12445, 23227, 116135, 441313, 2206565, 3042737, 15213685, 57812003, 289060015]

約数ペア:

[(1, 289060015), (5, 57812003), (19, 15213685), (95, 3042737), (131, 2206565), (655, 441313), (2489, 116135), (12445, 23227)]