201519171

素因数分解:

$3^5\times 7^1\times {\mathrm{118471}}^1$

素因数の和:118493

約数の個数: 24

約数和(自身を含む): 344990464

約数和(自身を除く): 143471293

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 243, 567, 1701, 118471, 355413, 829297, 1066239, 2487891, 3198717, 7463673, 9596151, 22391019, 28788453, 67173057, 201519171]

約数ペア:

[(1, 201519171), (3, 67173057), (7, 28788453), (9, 22391019), (21, 9596151), (27, 7463673), (63, 3198717), (81, 2487891), (189, 1066239), (243, 829297), (567, 355413), (1701, 118471)]