28988961

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{521}}^1\times {\mathrm{1091}}^1$

素因数の和:1632

約数の個数: 16

約数和(自身を含む): 41041728

約数和(自身を除く): 12052767

約数列:

[1, 3, 17, 51, 521, 1091, 1563, 3273, 8857, 18547, 26571, 55641, 568411, 1705233, 9662987, 28988961]

約数ペア:

[(1, 28988961), (3, 9662987), (17, 1705233), (51, 568411), (521, 55641), (1091, 26571), (1563, 18547), (3273, 8857)]