157422285

素因数分解:

$3^4\times 5^1\times {\mathrm{388697}}^1$

素因数の和:388714

約数の個数: 20

約数和(自身を含む): 282194748

約数和(自身を除く): 124772463

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 388697, 1166091, 1943485, 3498273, 5830455, 10494819, 17491365, 31484457, 52474095, 157422285]

約数ペア:

[(1, 157422285), (3, 52474095), (5, 31484457), (9, 17491365), (15, 10494819), (27, 5830455), (45, 3498273), (81, 1943485), (135, 1166091), (405, 388697)]