28982215

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{163}}^1\times {\mathrm{827}}^1$

素因数の和:1038

約数の個数: 16

約数和(自身を含む): 35849088

約数和(自身を除く): 6866873

約数列:

[1, 5, 43, 163, 215, 815, 827, 4135, 7009, 35045, 35561, 134801, 177805, 674005, 5796443, 28982215]

約数ペア:

[(1, 28982215), (5, 5796443), (43, 674005), (163, 177805), (215, 134801), (815, 35561), (827, 35045), (4135, 7009)]