1681619378

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{137}}^1\times {\mathrm{266839}}^1$

素因数の和:267001

約数の個数: 16

約数和(自身を含む): 2651322240

約数和(自身を除く): 969702862

約数列:

[1, 2, 23, 46, 137, 274, 3151, 6302, 266839, 533678, 6137297, 12274594, 36556943, 73113886, 840809689, 1681619378]

約数ペア:

[(1, 1681619378), (2, 840809689), (23, 73113886), (46, 36556943), (137, 12274594), (274, 6137297), (3151, 533678), (6302, 266839)]