2217572221

素因数分解:

${\mathrm{43}}^1\times {\mathrm{199}}^1\times {\mathrm{337}}^1\times {\mathrm{769}}^1$

素因数の和:1348

約数の個数: 16

約数和(自身を含む): 2290288000

約数和(自身を除く): 72715779

約数列:

[1, 43, 199, 337, 769, 8557, 14491, 33067, 67063, 153031, 259153, 2883709, 6580333, 11143579, 51571447, 2217572221]

約数ペア:

[(1, 2217572221), (43, 51571447), (199, 11143579), (337, 6580333), (769, 2883709), (8557, 259153), (14491, 153031), (33067, 67063)]