77779009

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{347}}^1$

素因数の和:477

約数の個数: 32

約数和(自身を含む): 101025792

約数和(自身を除く): 23246783

約数列:

[1, 7, 11, 41, 71, 77, 287, 347, 451, 497, 781, 2429, 2911, 3157, 3817, 5467, 14227, 20377, 24637, 26719, 32021, 99589, 156497, 172459, 224147, 271007, 1010117, 1095479, 1897049, 7070819, 11111287, 77779009]

約数ペア:

[(1, 77779009), (7, 11111287), (11, 7070819), (41, 1897049), (71, 1095479), (77, 1010117), (287, 271007), (347, 224147), (451, 172459), (497, 156497), (781, 99589), (2429, 32021), (2911, 26719), (3157, 24637), (3817, 20377), (5467, 14227)]