71235213

素因数分解:

$3^1\times 7^1\times {\mathrm{439}}^1\times {\mathrm{7727}}^1$

素因数の和:8176

約数の個数: 16

約数和(自身を含む): 108810240

約数和(自身を除く): 37575027

約数列:

[1, 3, 7, 21, 439, 1317, 3073, 7727, 9219, 23181, 54089, 162267, 3392153, 10176459, 23745071, 71235213]

約数ペア:

[(1, 71235213), (3, 23745071), (7, 10176459), (21, 3392153), (439, 162267), (1317, 54089), (3073, 23181), (7727, 9219)]