188245215

素因数分解:

$3^4\times 5^1\times {\mathrm{464803}}^1$

素因数の和:464820

約数の個数: 20

約数和(自身を含む): 337447704

約数和(自身を除く): 149202489

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 464803, 1394409, 2324015, 4183227, 6972045, 12549681, 20916135, 37649043, 62748405, 188245215]

約数ペア:

[(1, 188245215), (3, 62748405), (5, 37649043), (9, 20916135), (15, 12549681), (27, 6972045), (45, 4183227), (81, 2324015), (135, 1394409), (405, 464803)]