28994475

素因数分解:

$3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{20347}}^1$

素因数の和:20379

約数の個数: 24

約数和(自身を含む): 50463040

約数和(自身を除く): 21468565

約数列:

[1, 3, 5, 15, 19, 25, 57, 75, 95, 285, 475, 1425, 20347, 61041, 101735, 305205, 386593, 508675, 1159779, 1526025, 1932965, 5798895, 9664825, 28994475]

約数ペア:

[(1, 28994475), (3, 9664825), (5, 5798895), (15, 1932965), (19, 1526025), (25, 1159779), (57, 508675), (75, 386593), (95, 305205), (285, 101735), (475, 61041), (1425, 20347)]