201519009

素因数分解:

$3^4\times {\mathrm{1429}}^1\times {\mathrm{1741}}^1$

素因数の和:3182

約数の個数: 20

約数和(自身を含む): 301418260

約数和(自身を除く): 99899251

約数列:

[1, 3, 9, 27, 81, 1429, 1741, 4287, 5223, 12861, 15669, 38583, 47007, 115749, 141021, 2487889, 7463667, 22391001, 67173003, 201519009]

約数ペア:

[(1, 201519009), (3, 67173003), (9, 22391001), (27, 7463667), (81, 2487889), (1429, 141021), (1741, 115749), (4287, 47007), (5223, 38583), (12861, 15669)]