157428513

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{22397}}^1$

素因数の和:22485

約数の個数: 24

約数和(自身を含む): 251574336

約数和(自身を除く): 94145823

約数列:

[1, 3, 9, 11, 33, 71, 99, 213, 639, 781, 2343, 7029, 22397, 67191, 201573, 246367, 739101, 1590187, 2217303, 4770561, 14311683, 17492057, 52476171, 157428513]

約数ペア:

[(1, 157428513), (3, 52476171), (9, 17492057), (11, 14311683), (33, 4770561), (71, 2217303), (99, 1590187), (213, 739101), (639, 246367), (781, 201573), (2343, 67191), (7029, 22397)]