261462236

素因数分解:

$2^2\times 7^2\times {\mathrm{1333991}}^1$

素因数の和:1334009

約数の個数: 18

約数和(自身を含む): 532262808

約数和(自身を除く): 270800572

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 1333991, 2667982, 5335964, 9337937, 18675874, 37351748, 65365559, 130731118, 261462236]

約数ペア:

[(1, 261462236), (2, 130731118), (4, 65365559), (7, 37351748), (14, 18675874), (28, 9337937), (49, 5335964), (98, 2667982), (196, 1333991)]