28070475

素因数分解:

$3^1\times 5^2\times {\mathrm{241}}^1\times {\mathrm{1553}}^1$

素因数の和:1807

約数の個数: 24

約数和(自身を含む): 46632432

約数和(自身を除く): 18561957

約数列:

[1, 3, 5, 15, 25, 75, 241, 723, 1205, 1553, 3615, 4659, 6025, 7765, 18075, 23295, 38825, 116475, 374273, 1122819, 1871365, 5614095, 9356825, 28070475]

約数ペア:

[(1, 28070475), (3, 9356825), (5, 5614095), (15, 1871365), (25, 1122819), (75, 374273), (241, 116475), (723, 38825), (1205, 23295), (1553, 18075), (3615, 7765), (4659, 6025)]