20172729

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{1811}}^1$

素因数の和:1940

約数の個数: 16

約数和(自身を含む): 27832320

約数和(自身を除く): 7659591

約数列:

[1, 3, 47, 79, 141, 237, 1811, 3713, 5433, 11139, 85117, 143069, 255351, 429207, 6724243, 20172729]

約数ペア:

[(1, 20172729), (3, 6724243), (47, 429207), (79, 255351), (141, 143069), (237, 85117), (1811, 11139), (3713, 5433)]