71948708

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{106433}}^1$

素因数の和:106463

約数の個数: 18

約数和(自身を含む): 136341954

約数和(自身を除く): 64393246

約数列:

[1, 2, 4, 13, 26, 52, 169, 338, 676, 106433, 212866, 425732, 1383629, 2767258, 5534516, 17987177, 35974354, 71948708]

約数ペア:

[(1, 71948708), (2, 35974354), (4, 17987177), (13, 5534516), (26, 2767258), (52, 1383629), (169, 425732), (338, 212866), (676, 106433)]