18498159

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{191}}^1\times {\mathrm{211}}^1$

素因数の和:428

約数の個数: 32

約数和(自身を含む): 29306880

約数和(自身を除く): 10808721

約数列:

[1, 3, 9, 17, 27, 51, 153, 191, 211, 459, 573, 633, 1719, 1899, 3247, 3587, 5157, 5697, 9741, 10761, 29223, 32283, 40301, 87669, 96849, 120903, 362709, 685117, 1088127, 2055351, 6166053, 18498159]

約数ペア:

[(1, 18498159), (3, 6166053), (9, 2055351), (17, 1088127), (27, 685117), (51, 362709), (153, 120903), (191, 96849), (211, 87669), (459, 40301), (573, 32283), (633, 29223), (1719, 10761), (1899, 9741), (3247, 5697), (3587, 5157)]