742509

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{211}}^1$

素因数の和:257

約数の個数: 24

約数和(自身を含む): 1190592

約数和(自身を除く): 448083

約数列:

[1, 3, 9, 17, 23, 51, 69, 153, 207, 211, 391, 633, 1173, 1899, 3519, 3587, 4853, 10761, 14559, 32283, 43677, 82501, 247503, 742509]

約数ペア:

[(1, 742509), (3, 247503), (9, 82501), (17, 43677), (23, 32283), (51, 14559), (69, 10761), (153, 4853), (207, 3587), (211, 3519), (391, 1899), (633, 1173)]