490624981

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{5279}}^1$

素因数の和:5385

約数の個数: 32

約数和(自身を含む): 656916480

約数和(自身を除く): 166291499

約数列:

[1, 7, 11, 17, 71, 77, 119, 187, 497, 781, 1207, 1309, 5279, 5467, 8449, 13277, 36953, 58069, 89743, 92939, 374809, 406483, 628201, 987173, 2623663, 4122899, 6371753, 6910211, 28860293, 44602271, 70089283, 490624981]

約数ペア:

[(1, 490624981), (7, 70089283), (11, 44602271), (17, 28860293), (71, 6910211), (77, 6371753), (119, 4122899), (187, 2623663), (497, 987173), (781, 628201), (1207, 406483), (1309, 374809), (5279, 92939), (5467, 89743), (8449, 58069), (13277, 36953)]