12219957

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{337}}^1$

素因数の和:442

約数の個数: 32

約数和(自身を含む): 19468800

約数和(自身を除く): 7248843

約数列:

[1, 3, 9, 17, 27, 51, 79, 153, 237, 337, 459, 711, 1011, 1343, 2133, 3033, 4029, 5729, 9099, 12087, 17187, 26623, 36261, 51561, 79869, 154683, 239607, 452591, 718821, 1357773, 4073319, 12219957]

約数ペア:

[(1, 12219957), (3, 4073319), (9, 1357773), (17, 718821), (27, 452591), (51, 239607), (79, 154683), (153, 79869), (237, 51561), (337, 36261), (459, 26623), (711, 17187), (1011, 12087), (1343, 9099), (2133, 5729), (3033, 4029)]