12320019

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{389}}^1$

素因数の和:441

約数の個数: 40

約数和(自身を含む): 20386080

約数和(自身を除く): 8066061

約数列:

[1, 3, 9, 17, 23, 27, 51, 69, 81, 153, 207, 389, 391, 459, 621, 1167, 1173, 1377, 1863, 3501, 3519, 6613, 8947, 10503, 10557, 19839, 26841, 31509, 31671, 59517, 80523, 152099, 178551, 241569, 456297, 535653, 724707, 1368891, 4106673, 12320019]

約数ペア:

[(1, 12320019), (3, 4106673), (9, 1368891), (17, 724707), (23, 535653), (27, 456297), (51, 241569), (69, 178551), (81, 152099), (153, 80523), (207, 59517), (389, 31671), (391, 31509), (459, 26841), (621, 19839), (1167, 10557), (1173, 10503), (1377, 8947), (1863, 6613), (3501, 3519)]