13730825

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{211}}^1$

素因数の和:377

約数の個数: 24

約数和(自身を含む): 18138720

約数和(自身を除く): 4407895

約数列:

[1, 5, 19, 25, 95, 137, 211, 475, 685, 1055, 2603, 3425, 4009, 5275, 13015, 20045, 28907, 65075, 100225, 144535, 549233, 722675, 2746165, 13730825]

約数ペア:

[(1, 13730825), (5, 2746165), (19, 722675), (25, 549233), (95, 144535), (137, 100225), (211, 65075), (475, 28907), (685, 20045), (1055, 13015), (2603, 5275), (3425, 4009)]