28248840295

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{953}}^1\times {\mathrm{6247}}^1$

素因数の和:7291

約数の個数: 32

約数和(自身を含む): 37051039872

約数和(自身を除く): 8802199577

約数列:

[1, 5, 13, 65, 73, 365, 949, 953, 4745, 4765, 6247, 12389, 31235, 61945, 69569, 81211, 347845, 406055, 456031, 904397, 2280155, 4521985, 5928403, 5953391, 29642015, 29766955, 77394083, 386970415, 434597543, 2172987715, 5649768059, 28248840295]

約数ペア:

[(1, 28248840295), (5, 5649768059), (13, 2172987715), (65, 434597543), (73, 386970415), (365, 77394083), (949, 29766955), (953, 29642015), (4745, 5953391), (4765, 5928403), (6247, 4521985), (12389, 2280155), (31235, 904397), (61945, 456031), (69569, 406055), (81211, 347845)]