209703303

素因数分解:

$3^3\times {\mathrm{43}}^1\times {\mathrm{180623}}^1$

素因数の和:180675

約数の個数: 16

約数和(自身を含む): 317898240

約数和(自身を除く): 108194937

約数列:

[1, 3, 9, 27, 43, 129, 387, 1161, 180623, 541869, 1625607, 4876821, 7766789, 23300367, 69901101, 209703303]

約数ペア:

[(1, 209703303), (3, 69901101), (9, 23300367), (27, 7766789), (43, 4876821), (129, 1625607), (387, 541869), (1161, 180623)]