123777424

素因数分解:

$2^4\times {\mathrm{71}}^1\times {\mathrm{108959}}^1$

素因数の和:109038

約数の個数: 20

約数和(自身を含む): 243198720

約数和(自身を除く): 119421296

約数列:

[1, 2, 4, 8, 16, 71, 142, 284, 568, 1136, 108959, 217918, 435836, 871672, 1743344, 7736089, 15472178, 30944356, 61888712, 123777424]

約数ペア:

[(1, 123777424), (2, 61888712), (4, 30944356), (8, 15472178), (16, 7736089), (71, 1743344), (142, 871672), (284, 435836), (568, 217918), (1136, 108959)]