28000737

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{373}}^1\times {\mathrm{439}}^1$

素因数の和:837

約数の個数: 24

約数和(自身を含む): 42785600

約数和(自身を除く): 14784863

約数列:

[1, 3, 9, 19, 57, 171, 373, 439, 1119, 1317, 3357, 3951, 7087, 8341, 21261, 25023, 63783, 75069, 163747, 491241, 1473723, 3111193, 9333579, 28000737]

約数ペア:

[(1, 28000737), (3, 9333579), (9, 3111193), (19, 1473723), (57, 491241), (171, 163747), (373, 75069), (439, 63783), (1119, 25023), (1317, 21261), (3357, 8341), (3951, 7087)]