156611871

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{1109}}^1$

素因数の和:1216

約数の個数: 48

約数和(自身を含む): 261817920

約数和(自身を除く): 105206049

約数列:

[1, 3, 9, 13, 17, 39, 51, 71, 117, 153, 213, 221, 639, 663, 923, 1109, 1207, 1989, 2769, 3327, 3621, 8307, 9981, 10863, 14417, 15691, 18853, 43251, 47073, 56559, 78739, 129753, 141219, 169677, 236217, 245089, 708651, 735267, 1023607, 1338563, 2205801, 3070821, 4015689, 9212463, 12047067, 17401319, 52203957, 156611871]

約数ペア:

[(1, 156611871), (3, 52203957), (9, 17401319), (13, 12047067), (17, 9212463), (39, 4015689), (51, 3070821), (71, 2205801), (117, 1338563), (153, 1023607), (213, 735267), (221, 708651), (639, 245089), (663, 236217), (923, 169677), (1109, 141219), (1207, 129753), (1989, 78739), (2769, 56559), (3327, 47073), (3621, 43251), (8307, 18853), (9981, 15691), (10863, 14417)]