199567017

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{641}}^1\times {\mathrm{887}}^1$

素因数の和:1550

約数の個数: 32

約数和(自身を含む): 319253760

約数和(自身を除く): 119686743

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 641, 887, 1923, 2661, 5769, 7983, 8333, 11531, 17307, 23949, 24999, 34593, 74997, 103779, 224991, 311337, 568567, 1705701, 5117103, 7391371, 15351309, 22174113, 66522339, 199567017]

約数ペア:

[(1, 199567017), (3, 66522339), (9, 22174113), (13, 15351309), (27, 7391371), (39, 5117103), (117, 1705701), (351, 568567), (641, 311337), (887, 224991), (1923, 103779), (2661, 74997), (5769, 34593), (7983, 24999), (8333, 23949), (11531, 17307)]