121275259

素因数分解:

$7^1\times {\mathrm{61}}^1\times {\mathrm{191}}^1\times {\mathrm{1487}}^1$

素因数の和:1746

約数の個数: 16

約数和(自身を含む): 141705216

約数和(自身を除く): 20429957

約数列:

[1, 7, 61, 191, 427, 1337, 1487, 10409, 11651, 81557, 90707, 284017, 634949, 1988119, 17325037, 121275259]

約数ペア:

[(1, 121275259), (7, 17325037), (61, 1988119), (191, 634949), (427, 284017), (1337, 90707), (1487, 81557), (10409, 11651)]