205163901

素因数分解:

$3^3\times {\mathrm{53}}^1\times {\mathrm{311}}^1\times {\mathrm{461}}^1$

素因数の和:834

約数の個数: 32

約数和(自身を含む): 311351040

約数和(自身を除く): 106187139

約数列:

[1, 3, 9, 27, 53, 159, 311, 461, 477, 933, 1383, 1431, 2799, 4149, 8397, 12447, 16483, 24433, 49449, 73299, 143371, 148347, 219897, 430113, 445041, 659691, 1290339, 3871017, 7598663, 22795989, 68387967, 205163901]

約数ペア:

[(1, 205163901), (3, 68387967), (9, 22795989), (27, 7598663), (53, 3871017), (159, 1290339), (311, 659691), (461, 445041), (477, 430113), (933, 219897), (1383, 148347), (1431, 143371), (2799, 73299), (4149, 49449), (8397, 24433), (12447, 16483)]