388049168

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{653}}^1\times {\mathrm{2857}}^1$

素因数の和:3531

約数の個数: 40

約数和(自身を含む): 811203288

約数和(自身を除く): 423154120

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 653, 1306, 2612, 2857, 5224, 5714, 8489, 10448, 11428, 16978, 22856, 33956, 37141, 45712, 67912, 74282, 135824, 148564, 297128, 594256, 1865621, 3731242, 7462484, 14924968, 24253073, 29849936, 48506146, 97012292, 194024584, 388049168]

約数ペア:

[(1, 388049168), (2, 194024584), (4, 97012292), (8, 48506146), (13, 29849936), (16, 24253073), (26, 14924968), (52, 7462484), (104, 3731242), (208, 1865621), (653, 594256), (1306, 297128), (2612, 148564), (2857, 135824), (5224, 74282), (5714, 67912), (8489, 45712), (10448, 37141), (11428, 33956), (16978, 22856)]