28544159

素因数分解:

$7^1\times {\mathrm{41}}^1\times {\mathrm{271}}^1\times {\mathrm{367}}^1$

素因数の和:686

約数の個数: 16

約数和(自身を含む): 33632256

約数和(自身を除く): 5088097

約数列:

[1, 7, 41, 271, 287, 367, 1897, 2569, 11111, 15047, 77777, 99457, 105329, 696199, 4077737, 28544159]

約数ペア:

[(1, 28544159), (7, 4077737), (41, 696199), (271, 105329), (287, 99457), (367, 77777), (1897, 15047), (2569, 11111)]