7437891

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{107}}^1$

素因数の和:203

約数の個数: 32

約数和(自身を含む): 11197440

約数和(自身を除く): 3759549

約数列:

[1, 3, 17, 29, 47, 51, 87, 107, 141, 321, 493, 799, 1363, 1479, 1819, 2397, 3103, 4089, 5029, 5457, 9309, 15087, 23171, 52751, 69513, 85493, 145841, 158253, 256479, 437523, 2479297, 7437891]

約数ペア:

[(1, 7437891), (3, 2479297), (17, 437523), (29, 256479), (47, 158253), (51, 145841), (87, 85493), (107, 69513), (141, 52751), (321, 23171), (493, 15087), (799, 9309), (1363, 5457), (1479, 5029), (1819, 4089), (2397, 3103)]