16642075

素因数分解:

$5^2\times {\mathrm{43}}^1\times {\mathrm{113}}^1\times {\mathrm{137}}^1$

素因数の和:303

約数の個数: 24

約数和(自身を含む): 21458448

約数和(自身を除く): 4816373

約数列:

[1, 5, 25, 43, 113, 137, 215, 565, 685, 1075, 2825, 3425, 4859, 5891, 15481, 24295, 29455, 77405, 121475, 147275, 387025, 665683, 3328415, 16642075]

約数ペア:

[(1, 16642075), (5, 3328415), (25, 665683), (43, 387025), (113, 147275), (137, 121475), (215, 77405), (565, 29455), (685, 24295), (1075, 15481), (2825, 5891), (3425, 4859)]