816402963

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{6997}}^1$

素因数の和:7131

約数の個数: 32

約数和(自身を含む): 1209254400

約数和(自身を除く): 392851437

約数列:

[1, 3, 19, 23, 57, 69, 89, 267, 437, 1311, 1691, 2047, 5073, 6141, 6997, 20991, 38893, 116679, 132943, 160931, 398829, 482793, 622733, 1868199, 3057689, 9173067, 11831927, 14322859, 35495781, 42968577, 272134321, 816402963]

約数ペア:

[(1, 816402963), (3, 272134321), (19, 42968577), (23, 35495781), (57, 14322859), (69, 11831927), (89, 9173067), (267, 3057689), (437, 1868199), (1311, 622733), (1691, 482793), (2047, 398829), (5073, 160931), (6141, 132943), (6997, 116679), (20991, 38893)]