81304342

素因数分解:

$2^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{200257}}^1$

素因数の和:200295

約数の個数: 16

約数和(自身を含む): 144185760

約数和(自身を除く): 62881418

約数列:

[1, 2, 7, 14, 29, 58, 203, 406, 200257, 400514, 1401799, 2803598, 5807453, 11614906, 40652171, 81304342]

約数ペア:

[(1, 81304342), (2, 40652171), (7, 11614906), (14, 5807453), (29, 2803598), (58, 1401799), (203, 400514), (406, 200257)]