28225708

素因数分解:

$2^2\times 7^1\times {\mathrm{103}}^1\times {\mathrm{9787}}^1$

素因数の和:9901

約数の個数: 24

約数和(自身を含む): 57005312

約数和(自身を除く): 28779604

約数列:

[1, 2, 4, 7, 14, 28, 103, 206, 412, 721, 1442, 2884, 9787, 19574, 39148, 68509, 137018, 274036, 1008061, 2016122, 4032244, 7056427, 14112854, 28225708]

約数ペア:

[(1, 28225708), (2, 14112854), (4, 7056427), (7, 4032244), (14, 2016122), (28, 1008061), (103, 274036), (206, 137018), (412, 68509), (721, 39148), (1442, 19574), (2884, 9787)]