488331428

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{1321}}^1\times {\mathrm{7109}}^1$

素因数の和:8447

約数の個数: 24

約数和(自身を含む): 921143160

約数和(自身を除く): 432811732

約数列:

[1, 2, 4, 13, 26, 52, 1321, 2642, 5284, 7109, 14218, 17173, 28436, 34346, 68692, 92417, 184834, 369668, 9390989, 18781978, 37563956, 122082857, 244165714, 488331428]

約数ペア:

[(1, 488331428), (2, 244165714), (4, 122082857), (13, 37563956), (26, 18781978), (52, 9390989), (1321, 369668), (2642, 184834), (5284, 92417), (7109, 68692), (14218, 34346), (17173, 28436)]