42742639

素因数分解:

${\mathrm{61}}^1\times {\mathrm{71}}^2\times {\mathrm{139}}^1$

素因数の和:342

約数の個数: 12

約数和(自身を含む): 44380840

約数和(自身を除く): 1638201

約数列:

[1, 61, 71, 139, 4331, 5041, 8479, 9869, 307501, 602009, 700699, 42742639]

約数ペア:

[(1, 42742639), (61, 700699), (71, 602009), (139, 307501), (4331, 9869), (5041, 8479)]