28873394

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{449}}^1$

素因数の和:578

約数の個数: 32

約数和(自身を含む): 49248000

約数和(自身を除く): 20374606

約数列:

[1, 2, 11, 22, 37, 74, 79, 158, 407, 449, 814, 869, 898, 1738, 2923, 4939, 5846, 9878, 16613, 32153, 33226, 35471, 64306, 70942, 182743, 365486, 390181, 780362, 1312427, 2624854, 14436697, 28873394]

約数ペア:

[(1, 28873394), (2, 14436697), (11, 2624854), (22, 1312427), (37, 780362), (74, 390181), (79, 365486), (158, 182743), (407, 70942), (449, 64306), (814, 35471), (869, 33226), (898, 32153), (1738, 16613), (2923, 9878), (4939, 5846)]