201729591

素因数分解:

$3^2\times 7^1\times {\mathrm{83}}^1\times {\mathrm{173}}^1\times {\mathrm{223}}^1$

素因数の和:492

約数の個数: 48

約数和(自身を含む): 340494336

約数和(自身を除く): 138764745

約数列:

[1, 3, 7, 9, 21, 63, 83, 173, 223, 249, 519, 581, 669, 747, 1211, 1557, 1561, 1743, 2007, 3633, 4683, 5229, 10899, 14049, 14359, 18509, 38579, 43077, 55527, 100513, 115737, 129231, 129563, 166581, 270053, 301539, 347211, 388689, 810159, 904617, 1166067, 2430477, 3202057, 9606171, 22414399, 28818513, 67243197, 201729591]

約数ペア:

[(1, 201729591), (3, 67243197), (7, 28818513), (9, 22414399), (21, 9606171), (63, 3202057), (83, 2430477), (173, 1166067), (223, 904617), (249, 810159), (519, 388689), (581, 347211), (669, 301539), (747, 270053), (1211, 166581), (1557, 129563), (1561, 129231), (1743, 115737), (2007, 100513), (3633, 55527), (4683, 43077), (5229, 38579), (10899, 18509), (14049, 14359)]