289237377

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{12721}}^1$

素因数の和:12801

約数の個数: 32

約数和(自身を含む): 461655936

約数和(自身を除く): 172418559

約数列:

[1, 3, 11, 13, 33, 39, 53, 143, 159, 429, 583, 689, 1749, 2067, 7579, 12721, 22737, 38163, 139931, 165373, 419793, 496119, 674213, 1819103, 2022639, 5457309, 7416343, 8764769, 22249029, 26294307, 96412459, 289237377]

約数ペア:

[(1, 289237377), (3, 96412459), (11, 26294307), (13, 22249029), (33, 8764769), (39, 7416343), (53, 5457309), (143, 2022639), (159, 1819103), (429, 674213), (583, 496119), (689, 419793), (1749, 165373), (2067, 139931), (7579, 38163), (12721, 22737)]