47871969

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{157}}^1$

素因数の和:305

約数の個数: 32

約数和(自身を含む): 68589696

約数和(自身を除く): 20717727

約数列:

[1, 3, 37, 41, 67, 111, 123, 157, 201, 471, 1517, 2479, 2747, 4551, 5809, 6437, 7437, 8241, 10519, 17427, 19311, 31557, 101639, 238169, 304917, 389203, 431279, 714507, 1167609, 1293837, 15957323, 47871969]

約数ペア:

[(1, 47871969), (3, 15957323), (37, 1293837), (41, 1167609), (67, 714507), (111, 431279), (123, 389203), (157, 304917), (201, 238169), (471, 101639), (1517, 31557), (2479, 19311), (2747, 17427), (4551, 10519), (5809, 8241), (6437, 7437)]