128420342678

素因数分解:

$2^1\times {\mathrm{179}}^1\times {\mathrm{1129}}^1\times {\mathrm{317729}}^1$

素因数の和:319039

約数の個数: 16

約数和(自身を含む): 193878846000

約数和(自身を除く): 65458503322

約数列:

[1, 2, 179, 358, 1129, 2258, 202091, 317729, 404182, 635458, 56873491, 113746982, 358716041, 717432082, 64210171339, 128420342678]

約数ペア:

[(1, 128420342678), (2, 64210171339), (179, 717432082), (358, 358716041), (1129, 113746982), (2258, 56873491), (202091, 635458), (317729, 404182)]