201581457

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{872647}}^1$

素因数の和:872668

約数の個数: 16

約数和(自身を含む): 335096832

約数和(自身を除く): 133515375

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 872647, 2617941, 6108529, 9599117, 18325587, 28797351, 67193819, 201581457]

約数ペア:

[(1, 201581457), (3, 67193819), (7, 28797351), (11, 18325587), (21, 9599117), (33, 6108529), (77, 2617941), (231, 872647)]