12742299

素因数分解:

$3^3\times {\mathrm{17}}^2\times {\mathrm{23}}^1\times {\mathrm{71}}^1$

素因数の和:137

約数の個数: 48

約数和(自身を含む): 21219840

約数和(自身を除く): 8477541

約数列:

[1, 3, 9, 17, 23, 27, 51, 69, 71, 153, 207, 213, 289, 391, 459, 621, 639, 867, 1173, 1207, 1633, 1917, 2601, 3519, 3621, 4899, 6647, 7803, 10557, 10863, 14697, 19941, 20519, 27761, 32589, 44091, 59823, 61557, 83283, 179469, 184671, 249849, 471937, 554013, 749547, 1415811, 4247433, 12742299]

約数ペア:

[(1, 12742299), (3, 4247433), (9, 1415811), (17, 749547), (23, 554013), (27, 471937), (51, 249849), (69, 184671), (71, 179469), (153, 83283), (207, 61557), (213, 59823), (289, 44091), (391, 32589), (459, 27761), (621, 20519), (639, 19941), (867, 14697), (1173, 10863), (1207, 10557), (1633, 7803), (1917, 6647), (2601, 4899), (3519, 3621)]