80184489

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{4889}}^1$

素因数の和:4981

約数の個数: 32

約数和(自身を含む): 135198720

約数和(自身を除く): 55014231

約数列:

[1, 3, 7, 11, 21, 33, 71, 77, 213, 231, 497, 781, 1491, 2343, 4889, 5467, 14667, 16401, 34223, 53779, 102669, 161337, 347119, 376453, 1041357, 1129359, 2429833, 3818309, 7289499, 11454927, 26728163, 80184489]

約数ペア:

[(1, 80184489), (3, 26728163), (7, 11454927), (11, 7289499), (21, 3818309), (33, 2429833), (71, 1129359), (77, 1041357), (213, 376453), (231, 347119), (497, 161337), (781, 102669), (1491, 53779), (2343, 34223), (4889, 16401), (5467, 14667)]