28664805

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{8647}}^1$

素因数の和:8685

約数の個数: 32

約数和(自身を含む): 52303104

約数和(自身を除く): 23638299

約数列:

[1, 3, 5, 13, 15, 17, 39, 51, 65, 85, 195, 221, 255, 663, 1105, 3315, 8647, 25941, 43235, 112411, 129705, 146999, 337233, 440997, 562055, 734995, 1686165, 1910987, 2204985, 5732961, 9554935, 28664805]

約数ペア:

[(1, 28664805), (3, 9554935), (5, 5732961), (13, 2204985), (15, 1910987), (17, 1686165), (39, 734995), (51, 562055), (65, 440997), (85, 337233), (195, 146999), (221, 129705), (255, 112411), (663, 43235), (1105, 25941), (3315, 8647)]