28987391

素因数分解:

${\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{211}}^1$

素因数の和:374

約数の個数: 16

約数和(自身を含む): 30935040

約数和(自身を除く): 1947649

約数列:

[1, 37, 47, 79, 211, 1739, 2923, 3713, 7807, 9917, 16669, 137381, 366929, 616753, 783443, 28987391]

約数ペア:

[(1, 28987391), (37, 783443), (47, 616753), (79, 366929), (211, 137381), (1739, 16669), (2923, 9917), (3713, 7807)]