12916719

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{263}}^1$

素因数の和:396

約数の個数: 32

約数和(自身を含む): 20528640

約数和(自身を除く): 7611921

約数列:

[1, 3, 9, 17, 27, 51, 107, 153, 263, 321, 459, 789, 963, 1819, 2367, 2889, 4471, 5457, 7101, 13413, 16371, 28141, 40239, 49113, 84423, 120717, 253269, 478397, 759807, 1435191, 4305573, 12916719]

約数ペア:

[(1, 12916719), (3, 4305573), (9, 1435191), (17, 759807), (27, 478397), (51, 253269), (107, 120717), (153, 84423), (263, 49113), (321, 40239), (459, 28141), (789, 16371), (963, 13413), (1819, 7101), (2367, 5457), (2889, 4471)]