2047705

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{1201}}^1$

素因数の和:1248

約数の個数: 16

約数和(自身を含む): 2769408

約数和(自身を除く): 721703

約数列:

[1, 5, 11, 31, 55, 155, 341, 1201, 1705, 6005, 13211, 37231, 66055, 186155, 409541, 2047705]

約数ペア:

[(1, 2047705), (5, 409541), (11, 186155), (31, 66055), (55, 37231), (155, 13211), (341, 6005), (1201, 1705)]