28561654136

素因数分解:

$2^3\times {\mathrm{163}}^1\times {\mathrm{21903109}}^1$

素因数の和:21903278

約数の個数: 16

約数和(自身を含む): 53881650600

約数和(自身を除く): 25319996464

約数列:

[1, 2, 4, 8, 163, 326, 652, 1304, 21903109, 43806218, 87612436, 175224872, 3570206767, 7140413534, 14280827068, 28561654136]

約数ペア:

[(1, 28561654136), (2, 14280827068), (4, 7140413534), (8, 3570206767), (163, 175224872), (326, 87612436), (652, 43806218), (1304, 21903109)]