208880903

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{677}}^1\times {\mathrm{4007}}^1$

素因数の和:4702

約数の個数: 16

約数和(自身を含む): 260872704

約数和(自身を除く): 51991801

約数列:

[1, 7, 11, 77, 677, 4007, 4739, 7447, 28049, 44077, 52129, 308539, 2712739, 18989173, 29840129, 208880903]

約数ペア:

[(1, 208880903), (7, 29840129), (11, 18989173), (77, 2712739), (677, 308539), (4007, 52129), (4739, 44077), (7447, 28049)]