261153738

素因数分解:

$2^1\times 3^2\times {\mathrm{3181}}^1\times {\mathrm{4561}}^1$

素因数の和:7750

約数の個数: 24

約数和(自身を含む): 566135076

約数和(自身を除く): 304981338

約数列:

[1, 2, 3, 6, 9, 18, 3181, 4561, 6362, 9122, 9543, 13683, 19086, 27366, 28629, 41049, 57258, 82098, 14508541, 29017082, 43525623, 87051246, 130576869, 261153738]

約数ペア:

[(1, 261153738), (2, 130576869), (3, 87051246), (6, 43525623), (9, 29017082), (18, 14508541), (3181, 82098), (4561, 57258), (6362, 41049), (9122, 28629), (9543, 27366), (13683, 19086)]