2681538

素因数分解:

$2^1\times 3^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{257}}^1$

素因数の和:346

約数の個数: 32

約数和(自身を含む): 5647104

約数和(自身を除く): 2965566

約数列:

[1, 2, 3, 6, 37, 47, 74, 94, 111, 141, 222, 257, 282, 514, 771, 1542, 1739, 3478, 5217, 9509, 10434, 12079, 19018, 24158, 28527, 36237, 57054, 72474, 446923, 893846, 1340769, 2681538]

約数ペア:

[(1, 2681538), (2, 1340769), (3, 893846), (6, 446923), (37, 72474), (47, 57054), (74, 36237), (94, 28527), (111, 24158), (141, 19018), (222, 12079), (257, 10434), (282, 9509), (514, 5217), (771, 3478), (1542, 1739)]