28342286

素因数分解:

$2^1\times 7^2\times {\mathrm{137}}^1\times {\mathrm{2111}}^1$

素因数の和:2264

約数の個数: 24

約数和(自身を含む): 49838976

約数和(自身を除く): 21496690

約数列:

[1, 2, 7, 14, 49, 98, 137, 274, 959, 1918, 2111, 4222, 6713, 13426, 14777, 29554, 103439, 206878, 289207, 578414, 2024449, 4048898, 14171143, 28342286]

約数ペア:

[(1, 28342286), (2, 14171143), (7, 4048898), (14, 2024449), (49, 578414), (98, 289207), (137, 206878), (274, 103439), (959, 29554), (1918, 14777), (2111, 13426), (4222, 6713)]