291258543

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{911}}^1$

素因数の和:1083

約数の個数: 32

約数和(自身を含む): 420249600

約数和(自身を除く): 128991057

約数列:

[1, 3, 19, 57, 71, 79, 213, 237, 911, 1349, 1501, 2733, 4047, 4503, 5609, 16827, 17309, 51927, 64681, 71969, 106571, 194043, 215907, 319713, 1228939, 1367411, 3686817, 4102233, 5109799, 15329397, 97086181, 291258543]

約数ペア:

[(1, 291258543), (3, 97086181), (19, 15329397), (57, 5109799), (71, 4102233), (79, 3686817), (213, 1367411), (237, 1228939), (911, 319713), (1349, 215907), (1501, 194043), (2733, 106571), (4047, 71969), (4503, 64681), (5609, 51927), (16827, 17309)]