261154218

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{3348131}}^1$

素因数の和:3348149

約数の個数: 16

約数和(自身を含む): 562486176

約数和(自身を除く): 301331958

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 3348131, 6696262, 10044393, 20088786, 43525703, 87051406, 130577109, 261154218]

約数ペア:

[(1, 261154218), (2, 130577109), (3, 87051406), (6, 43525703), (13, 20088786), (26, 10044393), (39, 6696262), (78, 3348131)]