28623145

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{307}}^1\times {\mathrm{643}}^1$

素因数の和:984

約数の個数: 16

約数和(自身を含む): 35703360

約数和(自身を除く): 7080215

約数列:

[1, 5, 29, 145, 307, 643, 1535, 3215, 8903, 18647, 44515, 93235, 197401, 987005, 5724629, 28623145]

約数ペア:

[(1, 28623145), (5, 5724629), (29, 987005), (145, 197401), (307, 93235), (643, 44515), (1535, 18647), (3215, 8903)]