28548961

素因数分解:

$7^1\times {\mathrm{131}}^1\times {\mathrm{163}}^1\times {\mathrm{191}}^1$

素因数の和:492

約数の個数: 16

約数和(自身を含む): 33251328

約数和(自身を除く): 4702367

約数列:

[1, 7, 131, 163, 191, 917, 1141, 1337, 21353, 25021, 31133, 149471, 175147, 217931, 4078423, 28548961]

約数ペア:

[(1, 28548961), (7, 4078423), (131, 217931), (163, 175147), (191, 149471), (917, 31133), (1141, 25021), (1337, 21353)]