15679863388

素因数分解:

$2^2\times 7^2\times {\mathrm{79999303}}^1$

素因数の和:79999321

約数の個数: 18

約数和(自身を含む): 31919722296

約数和(自身を除く): 16239858908

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 79999303, 159998606, 319997212, 559995121, 1119990242, 2239980484, 3919965847, 7839931694, 15679863388]

約数ペア:

[(1, 15679863388), (2, 7839931694), (4, 3919965847), (7, 2239980484), (14, 1119990242), (28, 559995121), (49, 319997212), (98, 159998606), (196, 79999303)]