217804515861

素因数分解:

$3^1\times {\mathrm{107}}^1\times {\mathrm{6229}}^1\times {\mathrm{108929}}^1$

素因数の和:115268

約数の個数: 16

約数和(自身を含む): 293169844800

約数和(自身を除く): 75365328939

約数列:

[1, 3, 107, 321, 6229, 18687, 108929, 326787, 666503, 1999509, 11655403, 34966209, 678518741, 2035556223, 72601505287, 217804515861]

約数ペア:

[(1, 217804515861), (3, 72601505287), (107, 2035556223), (321, 678518741), (6229, 34966209), (18687, 11655403), (108929, 1999509), (326787, 666503)]