157214115

素因数分解:

$3^4\times 5^1\times {\mathrm{388183}}^1$

素因数の和:388200

約数の個数: 20

約数和(自身を含む): 281821584

約数和(自身を除く): 124607469

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 388183, 1164549, 1940915, 3493647, 5822745, 10480941, 17468235, 31442823, 52404705, 157214115]

約数ペア:

[(1, 157214115), (3, 52404705), (5, 31442823), (9, 17468235), (15, 10480941), (27, 5822745), (45, 3493647), (81, 1940915), (135, 1164549), (405, 388183)]