245899412

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{78713}}^1$

素因数の和:78799

約数の個数: 24

約数和(自身を含む): 476062272

約数和(自身を除く): 230162860

約数列:

[1, 2, 4, 11, 22, 44, 71, 142, 284, 781, 1562, 3124, 78713, 157426, 314852, 865843, 1731686, 3463372, 5588623, 11177246, 22354492, 61474853, 122949706, 245899412]

約数ペア:

[(1, 245899412), (2, 122949706), (4, 61474853), (11, 22354492), (22, 11177246), (44, 5588623), (71, 3463372), (142, 1731686), (284, 865843), (781, 314852), (1562, 157426), (3124, 78713)]