201850785

素因数分解:

$3^4\times 5^1\times {\mathrm{498397}}^1$

素因数の和:498414

約数の個数: 20

約数和(自身を含む): 361836948

約数和(自身を除く): 159986163

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 498397, 1495191, 2491985, 4485573, 7475955, 13456719, 22427865, 40370157, 67283595, 201850785]

約数ペア:

[(1, 201850785), (3, 67283595), (5, 40370157), (9, 22427865), (15, 13456719), (27, 7475955), (45, 4485573), (81, 2491985), (135, 1495191), (405, 498397)]