1213970666

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{278051}}^1$

素因数の和:278149

約数の個数: 16

約数和(自身を含む): 1901875680

約数和(自身を除く): 687905014

約数列:

[1, 2, 37, 59, 74, 118, 2183, 4366, 278051, 556102, 10287887, 16405009, 20575774, 32810018, 606985333, 1213970666]

約数ペア:

[(1, 1213970666), (2, 606985333), (37, 32810018), (59, 20575774), (74, 16405009), (118, 10287887), (2183, 556102), (4366, 278051)]