28985865

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{84017}}^1$

素因数の和:84048

約数の個数: 16

約数和(自身を含む): 48394368

約数和(自身を除く): 19408503

約数列:

[1, 3, 5, 15, 23, 69, 115, 345, 84017, 252051, 420085, 1260255, 1932391, 5797173, 9661955, 28985865]

約数ペア:

[(1, 28985865), (3, 9661955), (5, 5797173), (15, 1932391), (23, 1260255), (69, 420085), (115, 252051), (345, 84017)]