388450146

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{1321259}}^1$

素因数の和:1321278

約数の個数: 24

約数和(自身を含む): 903741840

約数和(自身を除く): 515291694

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 98, 147, 294, 1321259, 2642518, 3963777, 7927554, 9248813, 18497626, 27746439, 55492878, 64741691, 129483382, 194225073, 388450146]

約数ペア:

[(1, 388450146), (2, 194225073), (3, 129483382), (6, 64741691), (7, 55492878), (14, 27746439), (21, 18497626), (42, 9248813), (49, 7927554), (98, 3963777), (147, 2642518), (294, 1321259)]