39980745

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{126923}}^1$

素因数の和:126941

約数の個数: 24

約数和(自身を含む): 79200576

約数和(自身を除く): 39219831

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 126923, 380769, 634615, 888461, 1142307, 1903845, 2665383, 4442305, 5711535, 7996149, 13326915, 39980745]

約数ペア:

[(1, 39980745), (3, 13326915), (5, 7996149), (7, 5711535), (9, 4442305), (15, 2665383), (21, 1903845), (35, 1142307), (45, 888461), (63, 634615), (105, 380769), (315, 126923)]