612521

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{127}}^1$

素因数の和:200

約数の個数: 16

約数和(自身を含む): 774144

約数和(自身を除く): 161623

約数列:

[1, 7, 13, 53, 91, 127, 371, 689, 889, 1651, 4823, 6731, 11557, 47117, 87503, 612521]

約数ペア:

[(1, 612521), (7, 87503), (13, 47117), (53, 11557), (91, 6731), (127, 4823), (371, 1651), (689, 889)]