72972225

素因数分解:

$3^3\times 5^2\times {\mathrm{108107}}^1$

素因数の和:108126

約数の個数: 24

約数和(自身を含む): 134053920

約数和(自身を除く): 61081695

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 135, 225, 675, 108107, 324321, 540535, 972963, 1621605, 2702675, 2918889, 4864815, 8108025, 14594445, 24324075, 72972225]

約数ペア:

[(1, 72972225), (3, 24324075), (5, 14594445), (9, 8108025), (15, 4864815), (25, 2918889), (27, 2702675), (45, 1621605), (75, 972963), (135, 540535), (225, 324321), (675, 108107)]