393001505

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{34949}}^1$

素因数の和:35140

約数の個数: 16

約数和(自身を含む): 510829200

約数和(自身を除く): 117827695

約数列:

[1, 5, 13, 65, 173, 865, 2249, 11245, 34949, 174745, 454337, 2271685, 6046177, 30230885, 78600301, 393001505]

約数ペア:

[(1, 393001505), (5, 78600301), (13, 30230885), (65, 6046177), (173, 2271685), (865, 454337), (2249, 174745), (11245, 34949)]