210557949

素因数分解:

$3^1\times 7^2\times {\mathrm{277}}^1\times {\mathrm{5171}}^1$

素因数の和:5465

約数の個数: 24

約数和(自身を含む): 327822048

約数和(自身を除く): 117264099

約数列:

[1, 3, 7, 21, 49, 147, 277, 831, 1939, 5171, 5817, 13573, 15513, 36197, 40719, 108591, 253379, 760137, 1432367, 4297101, 10026569, 30079707, 70185983, 210557949]

約数ペア:

[(1, 210557949), (3, 70185983), (7, 30079707), (21, 10026569), (49, 4297101), (147, 1432367), (277, 760137), (831, 253379), (1939, 108591), (5171, 40719), (5817, 36197), (13573, 15513)]