219626413

素因数分解:

${\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1$

素因数の和:245

約数の個数: 32

約数和(自身を含む): 245476352

約数和(自身を除く): 25849939

約数列:

[1, 31, 37, 43, 61, 73, 1147, 1333, 1591, 1891, 2257, 2263, 2623, 2701, 3139, 4453, 49321, 69967, 81313, 83731, 97051, 97309, 116143, 138043, 164761, 191479, 3008581, 3600433, 5107591, 5935849, 7084723, 219626413]

約数ペア:

[(1, 219626413), (31, 7084723), (37, 5935849), (43, 5107591), (61, 3600433), (73, 3008581), (1147, 191479), (1333, 164761), (1591, 138043), (1891, 116143), (2257, 97309), (2263, 97051), (2623, 83731), (2701, 81313), (3139, 69967), (4453, 49321)]