1320223583

素因数分解:

$7^1\times {\mathrm{283}}^1\times {\mathrm{421}}^1\times {\mathrm{1583}}^1$

素因数の和:2294

約数の個数: 16

約数和(自身を含む): 1518713856

約数和(自身を除く): 198490273

約数列:

[1, 7, 283, 421, 1583, 1981, 2947, 11081, 119143, 447989, 666443, 834001, 3135923, 4665101, 188603369, 1320223583]

約数ペア:

[(1, 1320223583), (7, 188603369), (283, 4665101), (421, 3135923), (1583, 834001), (1981, 666443), (2947, 447989), (11081, 119143)]