42987675

素因数分解:

$3^1\times 5^2\times {\mathrm{307}}^1\times {\mathrm{1867}}^1$

素因数の和:2187

約数の個数: 24

約数和(自身を含む): 71342656

約数和(自身を除く): 28354981

約数列:

[1, 3, 5, 15, 25, 75, 307, 921, 1535, 1867, 4605, 5601, 7675, 9335, 23025, 28005, 46675, 140025, 573169, 1719507, 2865845, 8597535, 14329225, 42987675]

約数ペア:

[(1, 42987675), (3, 14329225), (5, 8597535), (15, 2865845), (25, 1719507), (75, 573169), (307, 140025), (921, 46675), (1535, 28005), (1867, 23025), (4605, 9335), (5601, 7675)]