274329489

素因数分解:

$3^1\times 7^2\times {\mathrm{107}}^2\times {\mathrm{163}}^1$

素因数の和:394

約数の個数: 36

約数和(自身を含む): 432139344

約数和(自身を除く): 157809855

約数列:

[1, 3, 7, 21, 49, 107, 147, 163, 321, 489, 749, 1141, 2247, 3423, 5243, 7987, 11449, 15729, 17441, 23961, 34347, 52323, 80143, 122087, 240429, 366261, 561001, 854609, 1683003, 1866187, 2563827, 5598561, 13063309, 39189927, 91443163, 274329489]

約数ペア:

[(1, 274329489), (3, 91443163), (7, 39189927), (21, 13063309), (49, 5598561), (107, 2563827), (147, 1866187), (163, 1683003), (321, 854609), (489, 561001), (749, 366261), (1141, 240429), (2247, 122087), (3423, 80143), (5243, 52323), (7987, 34347), (11449, 23961), (15729, 17441)]