39979681

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{239}}^1\times {\mathrm{1039}}^1$

素因数の和:1308

約数の個数: 16

約数和(自身を含む): 47923200

約数和(自身を除く): 7943519

約数列:

[1, 7, 23, 161, 239, 1039, 1673, 5497, 7273, 23897, 38479, 167279, 248321, 1738247, 5711383, 39979681]

約数ペア:

[(1, 39979681), (7, 5711383), (23, 1738247), (161, 248321), (239, 167279), (1039, 38479), (1673, 23897), (5497, 7273)]