20172573153

素因数分解:

$3^4\times {\mathrm{149}}^1\times {\mathrm{1671437}}^1$

素因数の和:1671598

約数の個数: 20

約数和(自身を含む): 30336599700

約数和(自身を除く): 10164026547

約数列:

[1, 3, 9, 27, 81, 149, 447, 1341, 4023, 12069, 1671437, 5014311, 15042933, 45128799, 135386397, 249044113, 747132339, 2241397017, 6724191051, 20172573153]

約数ペア:

[(1, 20172573153), (3, 6724191051), (9, 2241397017), (27, 747132339), (81, 249044113), (149, 135386397), (447, 45128799), (1341, 15042933), (4023, 5014311), (12069, 1671437)]