28705348

素因数分解:

$2^2\times 7^1\times {\mathrm{89}}^1\times {\mathrm{11519}}^1$

素因数の和:11619

約数の個数: 24

約数和(自身を含む): 58060800

約数和(自身を除く): 29355452

約数列:

[1, 2, 4, 7, 14, 28, 89, 178, 356, 623, 1246, 2492, 11519, 23038, 46076, 80633, 161266, 322532, 1025191, 2050382, 4100764, 7176337, 14352674, 28705348]

約数ペア:

[(1, 28705348), (2, 14352674), (4, 7176337), (7, 4100764), (14, 2050382), (28, 1025191), (89, 322532), (178, 161266), (356, 80633), (623, 46076), (1246, 23038), (2492, 11519)]