15392871

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{109}}^1$

素因数の和:216

約数の個数: 48

約数和(自身を含む): 25945920

約数和(自身を除く): 10553049

約数列:

[1, 3, 9, 13, 17, 39, 51, 71, 109, 117, 153, 213, 221, 327, 639, 663, 923, 981, 1207, 1417, 1853, 1989, 2769, 3621, 4251, 5559, 7739, 8307, 10863, 12753, 15691, 16677, 23217, 24089, 47073, 69651, 72267, 100607, 131563, 141219, 216801, 301821, 394689, 905463, 1184067, 1710319, 5130957, 15392871]

約数ペア:

[(1, 15392871), (3, 5130957), (9, 1710319), (13, 1184067), (17, 905463), (39, 394689), (51, 301821), (71, 216801), (109, 141219), (117, 131563), (153, 100607), (213, 72267), (221, 69651), (327, 47073), (639, 24089), (663, 23217), (923, 16677), (981, 15691), (1207, 12753), (1417, 10863), (1853, 8307), (1989, 7739), (2769, 5559), (3621, 4251)]