1278995495

素因数分解:

$5^1\times {\mathrm{67}}^1\times {\mathrm{823}}^1\times {\mathrm{4639}}^1$

素因数の和:5534

約数の個数: 16

約数和(自身を含む): 1559930880

約数和(自身を除く): 280935385

約数列:

[1, 5, 67, 335, 823, 4115, 4639, 23195, 55141, 275705, 310813, 1554065, 3817897, 19089485, 255799099, 1278995495]

約数ペア:

[(1, 1278995495), (5, 255799099), (67, 19089485), (335, 3817897), (823, 1554065), (4115, 310813), (4639, 275705), (23195, 55141)]