38163979

素因数分解:

$7^1\times {\mathrm{61}}^1\times {\mathrm{139}}^1\times {\mathrm{643}}^1$

素因数の和:850

約数の個数: 16

約数和(自身を含む): 44719360

約数和(自身を除く): 6555381

約数列:

[1, 7, 61, 139, 427, 643, 973, 4501, 8479, 39223, 59353, 89377, 274561, 625639, 5451997, 38163979]

約数ペア:

[(1, 38163979), (7, 5451997), (61, 625639), (139, 274561), (427, 89377), (643, 59353), (973, 39223), (4501, 8479)]