2156996871

素因数分解:

$3^4\times {\mathrm{59}}^1\times {\mathrm{523}}^1\times {\mathrm{863}}^1$

素因数の和:1457

約数の個数: 40

約数和(自身を含む): 3286863360

約数和(自身を除く): 1129866489

約数列:

[1, 3, 9, 27, 59, 81, 177, 523, 531, 863, 1569, 1593, 2589, 4707, 4779, 7767, 14121, 23301, 30857, 42363, 50917, 69903, 92571, 152751, 277713, 451349, 458253, 833139, 1354047, 1374759, 2499417, 4062141, 4124277, 12186423, 26629591, 36559269, 79888773, 239666319, 718998957, 2156996871]

約数ペア:

[(1, 2156996871), (3, 718998957), (9, 239666319), (27, 79888773), (59, 36559269), (81, 26629591), (177, 12186423), (523, 4124277), (531, 4062141), (863, 2499417), (1569, 1374759), (1593, 1354047), (2589, 833139), (4707, 458253), (4779, 451349), (7767, 277713), (14121, 152751), (23301, 92571), (30857, 69903), (42363, 50917)]