72991557

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{159023}}^1$

素因数の和:159049

約数の個数: 16

約数和(自身を含む): 114497280

約数和(自身を除く): 41505723

約数列:

[1, 3, 9, 17, 27, 51, 153, 459, 159023, 477069, 1431207, 2703391, 4293621, 8110173, 24330519, 72991557]

約数ペア:

[(1, 72991557), (3, 24330519), (9, 8110173), (17, 4293621), (27, 2703391), (51, 1431207), (153, 477069), (459, 159023)]