9789237

素因数分解:

$3^2\times {\mathrm{19}}^2\times {\mathrm{23}}^1\times {\mathrm{131}}^1$

素因数の和:198

約数の個数: 36

約数和(自身を含む): 15691104

約数和(自身を除く): 5901867

約数列:

[1, 3, 9, 19, 23, 57, 69, 131, 171, 207, 361, 393, 437, 1083, 1179, 1311, 2489, 3013, 3249, 3933, 7467, 8303, 9039, 22401, 24909, 27117, 47291, 57247, 74727, 141873, 171741, 425619, 515223, 1087693, 3263079, 9789237]

約数ペア:

[(1, 9789237), (3, 3263079), (9, 1087693), (19, 515223), (23, 425619), (57, 171741), (69, 141873), (131, 74727), (171, 57247), (207, 47291), (361, 27117), (393, 24909), (437, 22401), (1083, 9039), (1179, 8303), (1311, 7467), (2489, 3933), (3013, 3249)]