209435557527

素因数分解:

$3^4\times 7^1\times {\mathrm{491}}^1\times {\mathrm{752291}}^1$

素因数の和:752801

約数の個数: 40

約数和(自身を含む): 358283578752

約数和(自身を除く): 148848021225

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 491, 567, 1473, 3437, 4419, 10311, 13257, 30933, 39771, 92799, 278397, 752291, 2256873, 5266037, 6770619, 15798111, 20311857, 47394333, 60935571, 142182999, 369374881, 426548997, 1108124643, 2585624167, 3324373929, 7756872501, 9973121787, 23270617503, 29919365361, 69811852509, 209435557527]

約数ペア:

[(1, 209435557527), (3, 69811852509), (7, 29919365361), (9, 23270617503), (21, 9973121787), (27, 7756872501), (63, 3324373929), (81, 2585624167), (189, 1108124643), (491, 426548997), (567, 369374881), (1473, 142182999), (3437, 60935571), (4419, 47394333), (10311, 20311857), (13257, 15798111), (30933, 6770619), (39771, 5266037), (92799, 2256873), (278397, 752291)]