28919956

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{179}}^1\times {\mathrm{239}}^1$

素因数の和:448

約数の個数: 36

約数和(自身を含む): 55339200

約数和(自身を除く): 26419244

約数列:

[1, 2, 4, 13, 26, 52, 169, 179, 239, 338, 358, 478, 676, 716, 956, 2327, 3107, 4654, 6214, 9308, 12428, 30251, 40391, 42781, 60502, 80782, 85562, 121004, 161564, 171124, 556153, 1112306, 2224612, 7229989, 14459978, 28919956]

約数ペア:

[(1, 28919956), (2, 14459978), (4, 7229989), (13, 2224612), (26, 1112306), (52, 556153), (169, 171124), (179, 161564), (239, 121004), (338, 85562), (358, 80782), (478, 60502), (676, 42781), (716, 40391), (956, 30251), (2327, 12428), (3107, 9308), (4654, 6214)]