28515515

素因数分解:

$5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{35423}}^1$

素因数の和:35458

約数の個数: 16

約数和(自身を含む): 40808448

約数和(自身を除く): 12292933

約数列:

[1, 5, 7, 23, 35, 115, 161, 805, 35423, 177115, 247961, 814729, 1239805, 4073645, 5703103, 28515515]

約数ペア:

[(1, 28515515), (5, 5703103), (7, 4073645), (23, 1239805), (35, 814729), (115, 247961), (161, 177115), (805, 35423)]