127978139

素因数分解:

${\mathrm{59}}^1\times {\mathrm{71}}^1\times {\mathrm{137}}^1\times {\mathrm{223}}^1$

素因数の和:490

約数の個数: 16

約数和(自身を含む): 133539840

約数和(自身を除く): 5561701

約数列:

[1, 59, 71, 137, 223, 4189, 8083, 9727, 13157, 15833, 30551, 573893, 934147, 1802509, 2169121, 127978139]

約数ペア:

[(1, 127978139), (59, 2169121), (71, 1802509), (137, 934147), (223, 573893), (4189, 30551), (8083, 15833), (9727, 13157)]