3974943

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{107}}^1$

素因数の和:207

約数の個数: 32

約数和(自身を含む): 6428160

約数和(自身を除く): 2453217

約数列:

[1, 3, 7, 21, 29, 61, 87, 107, 183, 203, 321, 427, 609, 749, 1281, 1769, 2247, 3103, 5307, 6527, 9309, 12383, 19581, 21721, 37149, 45689, 65163, 137067, 189283, 567849, 1324981, 3974943]

約数ペア:

[(1, 3974943), (3, 1324981), (7, 567849), (21, 189283), (29, 137067), (61, 65163), (87, 45689), (107, 37149), (183, 21721), (203, 19581), (321, 12383), (427, 9309), (609, 6527), (749, 5307), (1281, 3103), (1769, 2247)]