25464428

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{43}}^2\times {\mathrm{313}}^1$

素因数の和:414

約数の個数: 36

約数和(自身を含む): 49929768

約数和(自身を除く): 24465340

約数列:

[1, 2, 4, 11, 22, 43, 44, 86, 172, 313, 473, 626, 946, 1252, 1849, 1892, 3443, 3698, 6886, 7396, 13459, 13772, 20339, 26918, 40678, 53836, 81356, 148049, 296098, 578737, 592196, 1157474, 2314948, 6366107, 12732214, 25464428]

約数ペア:

[(1, 25464428), (2, 12732214), (4, 6366107), (11, 2314948), (22, 1157474), (43, 592196), (44, 578737), (86, 296098), (172, 148049), (313, 81356), (473, 53836), (626, 40678), (946, 26918), (1252, 20339), (1849, 13772), (1892, 13459), (3443, 7396), (3698, 6886)]