28437345

素因数分解:

$3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{12391}}^1$

素因数の和:12422

約数の個数: 32

約数和(自身を含む): 53533440

約数和(自身を除く): 25096095

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 85, 135, 153, 255, 459, 765, 2295, 12391, 37173, 61955, 111519, 185865, 210647, 334557, 557595, 631941, 1053235, 1672785, 1895823, 3159705, 5687469, 9479115, 28437345]

約数ペア:

[(1, 28437345), (3, 9479115), (5, 5687469), (9, 3159705), (15, 1895823), (17, 1672785), (27, 1053235), (45, 631941), (51, 557595), (85, 334557), (135, 210647), (153, 185865), (255, 111519), (459, 61955), (765, 37173), (2295, 12391)]