656642009

素因数分解:

${\mathrm{67}}^1\times {\mathrm{71}}^1\times {\mathrm{223}}^1\times {\mathrm{619}}^1$

素因数の和:980

約数の個数: 16

約数和(自身を含む): 679956480

約数和(自身を除く): 23314471

約数列:

[1, 67, 71, 223, 619, 4757, 14941, 15833, 41473, 43949, 138037, 1060811, 2944583, 9248479, 9800627, 656642009]

約数ペア:

[(1, 656642009), (67, 9800627), (71, 9248479), (223, 2944583), (619, 1060811), (4757, 138037), (14941, 43949), (15833, 41473)]