28288545

素因数分解:

$3^1\times 5^1\times {\mathrm{401}}^1\times {\mathrm{4703}}^1$

素因数の和:5112

約数の個数: 16

約数和(自身を含む): 45384192

約数和(自身を除く): 17095647

約数列:

[1, 3, 5, 15, 401, 1203, 2005, 4703, 6015, 14109, 23515, 70545, 1885903, 5657709, 9429515, 28288545]

約数ペア:

[(1, 28288545), (3, 9429515), (5, 5657709), (15, 1885903), (401, 70545), (1203, 23515), (2005, 14109), (4703, 6015)]