1393640829

素因数分解:

$3^3\times 7^1\times {\mathrm{59}}^1\times {\mathrm{124979}}^1$

素因数の和:125054

約数の個数: 32

約数和(自身を含む): 2399616000

約数和(自身を除く): 1005975171

約数列:

[1, 3, 7, 9, 21, 27, 59, 63, 177, 189, 413, 531, 1239, 1593, 3717, 11151, 124979, 374937, 874853, 1124811, 2624559, 3374433, 7373761, 7873677, 22121283, 23621031, 51616327, 66363849, 154848981, 199091547, 464546943, 1393640829]

約数ペア:

[(1, 1393640829), (3, 464546943), (7, 199091547), (9, 154848981), (21, 66363849), (27, 51616327), (59, 23621031), (63, 22121283), (177, 7873677), (189, 7373761), (413, 3374433), (531, 2624559), (1239, 1124811), (1593, 874853), (3717, 374937), (11151, 124979)]