208156417

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{641}}^1\times {\mathrm{2017}}^1$

素因数の和:2688

約数の個数: 16

約数和(自身を含む): 248746752

約数和(自身を除く): 40590335

約数列:

[1, 7, 23, 161, 641, 2017, 4487, 14119, 14743, 46391, 103201, 324737, 1292897, 9050279, 29736631, 208156417]

約数ペア:

[(1, 208156417), (7, 29736631), (23, 9050279), (161, 1292897), (641, 324737), (2017, 103201), (4487, 46391), (14119, 14743)]