628407038

素因数分解:

$2^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{1213141}}^1$

素因数の和:1213187

約数の個数: 16

約数和(自身を含む): 1106385504

約数和(自身を除く): 477978466

約数列:

[1, 2, 7, 14, 37, 74, 259, 518, 1213141, 2426282, 8491987, 16983974, 44886217, 89772434, 314203519, 628407038]

約数ペア:

[(1, 628407038), (2, 314203519), (7, 89772434), (14, 44886217), (37, 16983974), (74, 8491987), (259, 2426282), (518, 1213141)]