1279852779

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{199}}^1\times {\mathrm{1123}}^1$

素因数の和:1431

約数の個数: 32

約数和(自身を含む): 1812787200

約数和(自身を除く): 532934421

約数列:

[1, 3, 23, 69, 83, 199, 249, 597, 1123, 1909, 3369, 4577, 5727, 13731, 16517, 25829, 49551, 77487, 93209, 223477, 279627, 379891, 670431, 1139673, 2143807, 5139971, 6431421, 15419913, 18548591, 55645773, 426617593, 1279852779]

約数ペア:

[(1, 1279852779), (3, 426617593), (23, 55645773), (69, 18548591), (83, 15419913), (199, 6431421), (249, 5139971), (597, 2143807), (1123, 1139673), (1909, 670431), (3369, 379891), (4577, 279627), (5727, 223477), (13731, 93209), (16517, 77487), (25829, 49551)]