40791821

素因数分解:

$7^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{2557}}^1$

素因数の和:2660

約数の個数: 16

約数和(自身を含む): 48622464

約数和(自身を除く): 7830643

約数列:

[1, 7, 43, 53, 301, 371, 2279, 2557, 15953, 17899, 109951, 135521, 769657, 948647, 5827403, 40791821]

約数ペア:

[(1, 40791821), (7, 5827403), (43, 948647), (53, 769657), (301, 135521), (371, 109951), (2279, 17899), (2557, 15953)]