989968378

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{4159531}}^1$

素因数の和:4159557

約数の個数: 16

約数和(自身を含む): 1796917824

約数和(自身を除く): 806949446

約数列:

[1, 2, 7, 14, 17, 34, 119, 238, 4159531, 8319062, 29116717, 58233434, 70712027, 141424054, 494984189, 989968378]

約数ペア:

[(1, 989968378), (2, 494984189), (7, 141424054), (14, 70712027), (17, 58233434), (34, 29116717), (119, 8319062), (238, 4159531)]