72787509

素因数分解:

$3^2\times {\mathrm{509}}^1\times {\mathrm{15889}}^1$

素因数の和:16404

約数の個数: 12

約数和(自身を含む): 105350700

約数和(自身を除く): 32563191

約数列:

[1, 3, 9, 509, 1527, 4581, 15889, 47667, 143001, 8087501, 24262503, 72787509]

約数ペア:

[(1, 72787509), (3, 24262503), (9, 8087501), (509, 143001), (1527, 47667), (4581, 15889)]