5128683

素因数分解:

$3^1\times 7^2\times {\mathrm{139}}^1\times {\mathrm{251}}^1$

素因数の和:407

約数の個数: 24

約数和(自身を含む): 8043840

約数和(自身を除く): 2915157

約数列:

[1, 3, 7, 21, 49, 139, 147, 251, 417, 753, 973, 1757, 2919, 5271, 6811, 12299, 20433, 34889, 36897, 104667, 244223, 732669, 1709561, 5128683]

約数ペア:

[(1, 5128683), (3, 1709561), (7, 732669), (21, 244223), (49, 104667), (139, 36897), (147, 34889), (251, 20433), (417, 12299), (753, 6811), (973, 5271), (1757, 2919)]