212865730

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{276449}}^1$

素因数の和:276474

約数の個数: 32

約数和(自身を含む): 477705600

約数和(自身を除く): 264839870

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 110, 154, 385, 770, 276449, 552898, 1382245, 1935143, 2764490, 3040939, 3870286, 6081878, 9675715, 15204695, 19351430, 21286573, 30409390, 42573146, 106432865, 212865730]

約数ペア:

[(1, 212865730), (2, 106432865), (5, 42573146), (7, 30409390), (10, 21286573), (11, 19351430), (14, 15204695), (22, 9675715), (35, 6081878), (55, 3870286), (70, 3040939), (77, 2764490), (110, 1935143), (154, 1382245), (385, 552898), (770, 276449)]