213132997

素因数分解:

$7^3\times {\mathrm{11}}^1\times {\mathrm{56489}}^1$

素因数の和:56521

約数の個数: 16

約数和(自身を含む): 271152000

約数和(自身を除く): 58019003

約数列:

[1, 7, 11, 49, 77, 343, 539, 3773, 56489, 395423, 621379, 2767961, 4349653, 19375727, 30447571, 213132997]

約数ペア:

[(1, 213132997), (7, 30447571), (11, 19375727), (49, 4349653), (77, 2767961), (343, 621379), (539, 395423), (3773, 56489)]