420199655

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{27527}}^1$

素因数の和:27646

約数の個数: 16

約数和(自身を含む): 523252224

約数和(自身を除く): 103052569

約数列:

[1, 5, 43, 71, 215, 355, 3053, 15265, 27527, 137635, 1183661, 1954417, 5918305, 9772085, 84039931, 420199655]

約数ペア:

[(1, 420199655), (5, 84039931), (43, 9772085), (71, 5918305), (215, 1954417), (355, 1183661), (3053, 137635), (15265, 27527)]