39928954

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{6949}}^1$

素因数の和:6994

約数の個数: 24

約数和(自身を含む): 68679900

約数和(自身を除く): 28750946

約数列:

[1, 2, 13, 17, 26, 34, 169, 221, 338, 442, 2873, 5746, 6949, 13898, 90337, 118133, 180674, 236266, 1174381, 1535729, 2348762, 3071458, 19964477, 39928954]

約数ペア:

[(1, 39928954), (2, 19964477), (13, 3071458), (17, 2348762), (26, 1535729), (34, 1174381), (169, 236266), (221, 180674), (338, 118133), (442, 90337), (2873, 13898), (5746, 6949)]