81616227

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{353317}}^1$

素因数の和:353338

約数の個数: 16

約数和(自身を含む): 135674112

約数和(自身を除く): 54057885

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 353317, 1059951, 2473219, 3886487, 7419657, 11659461, 27205409, 81616227]

約数ペア:

[(1, 81616227), (3, 27205409), (7, 11659461), (11, 7419657), (21, 3886487), (33, 2473219), (77, 1059951), (231, 353317)]