39871205

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{42643}}^1$

素因数の和:42676

約数の個数: 16

約数和(自身を含む): 55266624

約数和(自身を除く): 15395419

約数列:

[1, 5, 11, 17, 55, 85, 187, 935, 42643, 213215, 469073, 724931, 2345365, 3624655, 7974241, 39871205]

約数ペア:

[(1, 39871205), (5, 7974241), (11, 3624655), (17, 2345365), (55, 724931), (85, 469073), (187, 213215), (935, 42643)]