978844778495

素因数分解:

$5^1\times {\mathrm{367}}^1\times {\mathrm{4157}}^1\times {\mathrm{128321}}^1$

素因数の和:132850

約数の個数: 16

約数和(自身を含む): 1178106830208

約数和(自身を除く): 199262051713

約数列:

[1, 5, 367, 1835, 4157, 20785, 128321, 641605, 1525619, 7628095, 47093807, 235469035, 533430397, 2667151985, 195768955699, 978844778495]

約数ペア:

[(1, 978844778495), (5, 195768955699), (367, 2667151985), (1835, 533430397), (4157, 235469035), (20785, 47093807), (128321, 7628095), (641605, 1525619)]