281486187

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{443}}^1\times {\mathrm{4153}}^1$

素因数の和:4619

約数の個数: 24

約数和(自身を含む): 431583984

約数和(自身を除く): 150097797

約数列:

[1, 3, 9, 17, 51, 153, 443, 1329, 3987, 4153, 7531, 12459, 22593, 37377, 67779, 70601, 211803, 635409, 1839779, 5519337, 16558011, 31276243, 93828729, 281486187]

約数ペア:

[(1, 281486187), (3, 93828729), (9, 31276243), (17, 16558011), (51, 5519337), (153, 1839779), (443, 635409), (1329, 211803), (3987, 70601), (4153, 67779), (7531, 37377), (12459, 22593)]