128260989

素因数分解:

$3^8\times {\mathrm{113}}^1\times {\mathrm{173}}^1$

素因数の和:310

約数の個数: 36

約数和(自身を含む): 195206076

約数和(自身を除く): 66945087

約数列:

[1, 3, 9, 27, 81, 113, 173, 243, 339, 519, 729, 1017, 1557, 2187, 3051, 4671, 6561, 9153, 14013, 19549, 27459, 42039, 58647, 82377, 126117, 175941, 247131, 378351, 527823, 741393, 1135053, 1583469, 4750407, 14251221, 42753663, 128260989]

約数ペア:

[(1, 128260989), (3, 42753663), (9, 14251221), (27, 4750407), (81, 1583469), (113, 1135053), (173, 741393), (243, 527823), (339, 378351), (519, 247131), (729, 175941), (1017, 126117), (1557, 82377), (2187, 58647), (3051, 42039), (4671, 27459), (6561, 19549), (9153, 14013)]