28783245

素因数分解:

$3^1\times 5^1\times {\mathrm{661}}^1\times {\mathrm{2903}}^1$

素因数の和:3572

約数の個数: 16

約数和(自身を含む): 46138752

約数和(自身を除く): 17355507

約数列:

[1, 3, 5, 15, 661, 1983, 2903, 3305, 8709, 9915, 14515, 43545, 1918883, 5756649, 9594415, 28783245]

約数ペア:

[(1, 28783245), (3, 9594415), (5, 5756649), (15, 1918883), (661, 43545), (1983, 14515), (2903, 9915), (3305, 8709)]