26891396

素因数分解:

$2^2\times 7^2\times {\mathrm{137201}}^1$

素因数の和:137219

約数の個数: 18

約数和(自身を含む): 54743598

約数和(自身を除く): 27852202

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 137201, 274402, 548804, 960407, 1920814, 3841628, 6722849, 13445698, 26891396]

約数ペア:

[(1, 26891396), (2, 13445698), (4, 6722849), (7, 3841628), (14, 1920814), (28, 960407), (49, 548804), (98, 274402), (196, 137201)]