16621000975

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{255413}}^1$

素因数の和:255579

約数の個数: 24

約数和(自身を含む): 21853221840

約数和(自身を除く): 5232220865

約数列:

[1, 5, 19, 25, 95, 137, 475, 685, 2603, 3425, 13015, 65075, 255413, 1277065, 4852847, 6385325, 24264235, 34991581, 121321175, 174957905, 664840039, 874789525, 3324200195, 16621000975]

約数ペア:

[(1, 16621000975), (5, 3324200195), (19, 874789525), (25, 664840039), (95, 174957905), (137, 121321175), (475, 34991581), (685, 24264235), (2603, 6385325), (3425, 4852847), (13015, 1277065), (65075, 255413)]