61731981

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{13913}}^1$

素因数の和:13965

約数の個数: 24

約数和(自身を含む): 97676280

約数和(自身を除く): 35944299

約数列:

[1, 3, 9, 17, 29, 51, 87, 153, 261, 493, 1479, 4437, 13913, 41739, 125217, 236521, 403477, 709563, 1210431, 2128689, 3631293, 6859109, 20577327, 61731981]

約数ペア:

[(1, 61731981), (3, 20577327), (9, 6859109), (17, 3631293), (29, 2128689), (51, 1210431), (87, 709563), (153, 403477), (261, 236521), (493, 125217), (1479, 41739), (4437, 13913)]