212912310

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{545929}}^1$

素因数の和:545952

約数の個数: 32

約数和(自身を含む): 550297440

約数和(自身を除く): 337385130

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 545929, 1091858, 1637787, 2729645, 3275574, 5459290, 7097077, 8188935, 14194154, 16377870, 21291231, 35485385, 42582462, 70970770, 106456155, 212912310]

約数ペア:

[(1, 212912310), (2, 106456155), (3, 70970770), (5, 42582462), (6, 35485385), (10, 21291231), (13, 16377870), (15, 14194154), (26, 8188935), (30, 7097077), (39, 5459290), (65, 3275574), (78, 2729645), (130, 1637787), (195, 1091858), (390, 545929)]