128774495

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{13421}}^1$

素因数の和:13546

約数の個数: 16

約数和(自身を含む): 164285280

約数和(自身を除く): 35510785

約数列:

[1, 5, 19, 95, 101, 505, 1919, 9595, 13421, 67105, 254999, 1274995, 1355521, 6777605, 25754899, 128774495]

約数ペア:

[(1, 128774495), (5, 25754899), (19, 6777605), (95, 1355521), (101, 1274995), (505, 254999), (1919, 67105), (9595, 13421)]