12965271

素因数分解:

$3^1\times {\mathrm{11}}^3\times {\mathrm{17}}^1\times {\mathrm{191}}^1$

素因数の和:244

約数の個数: 32

約数和(自身を含む): 20238336

約数和(自身を除く): 7273065

約数列:

[1, 3, 11, 17, 33, 51, 121, 187, 191, 363, 561, 573, 1331, 2057, 2101, 3247, 3993, 6171, 6303, 9741, 22627, 23111, 35717, 67881, 69333, 107151, 254221, 392887, 762663, 1178661, 4321757, 12965271]

約数ペア:

[(1, 12965271), (3, 4321757), (11, 1178661), (17, 762663), (33, 392887), (51, 254221), (121, 107151), (187, 69333), (191, 67881), (363, 35717), (561, 23111), (573, 22627), (1331, 9741), (2057, 6303), (2101, 6171), (3247, 3993)]