51431247

素因数分解:

$3^3\times 7^1\times {\mathrm{503}}^1\times {\mathrm{541}}^1$

素因数の和:1060

約数の個数: 32

約数和(自身を含む): 87413760

約数和(自身を除く): 35982513

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 503, 541, 1509, 1623, 3521, 3787, 4527, 4869, 10563, 11361, 13581, 14607, 31689, 34083, 95067, 102249, 272123, 816369, 1904861, 2449107, 5714583, 7347321, 17143749, 51431247]

約数ペア:

[(1, 51431247), (3, 17143749), (7, 7347321), (9, 5714583), (21, 2449107), (27, 1904861), (63, 816369), (189, 272123), (503, 102249), (541, 95067), (1509, 34083), (1623, 31689), (3521, 14607), (3787, 13581), (4527, 11361), (4869, 10563)]