254219902

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{57751}}^1$

素因数の和:57855

約数の個数: 16

約数和(自身を含む): 399181824

約数和(自身を除く): 144961922

約数列:

[1, 2, 31, 62, 71, 142, 2201, 4402, 57751, 115502, 1790281, 3580562, 4100321, 8200642, 127109951, 254219902]

約数ペア:

[(1, 254219902), (2, 127109951), (31, 8200642), (62, 4100321), (71, 3580562), (142, 1790281), (2201, 115502), (4402, 57751)]