87421599

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{63487}}^1$

素因数の和:63516

約数の個数: 20

約数和(自身を含む): 138276864

約数和(自身を除く): 50855265

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 459, 1377, 63487, 190461, 571383, 1079279, 1714149, 3237837, 5142447, 9713511, 29140533, 87421599]

約数ペア:

[(1, 87421599), (3, 29140533), (9, 9713511), (17, 5142447), (27, 3237837), (51, 1714149), (81, 1079279), (153, 571383), (459, 190461), (1377, 63487)]