2051278537

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{6151}}^1$

素因数の和:6301

約数の個数: 32

約数和(自身を含む): 2636402688

約数和(自身を除く): 585124151

約数列:

[1, 7, 11, 61, 71, 77, 427, 497, 671, 781, 4331, 4697, 5467, 6151, 30317, 43057, 47641, 67661, 333487, 375211, 436721, 473627, 2626477, 3057047, 4127321, 4803931, 26639981, 28891247, 33627517, 186479867, 293039791, 2051278537]

約数ペア:

[(1, 2051278537), (7, 293039791), (11, 186479867), (61, 33627517), (71, 28891247), (77, 26639981), (427, 4803931), (497, 4127321), (671, 3057047), (781, 2626477), (4331, 473627), (4697, 436721), (5467, 375211), (6151, 333487), (30317, 67661), (43057, 47641)]