28491541

素因数分解:

${\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{211}}^1$

素因数の和:301

約数の個数: 24

約数和(自身を含む): 33519744

約数和(自身を除く): 5028203

約数列:

[1, 13, 17, 47, 169, 211, 221, 611, 799, 2743, 2873, 3587, 7943, 9917, 10387, 35659, 46631, 128921, 135031, 168589, 606203, 1675973, 2191657, 28491541]

約数ペア:

[(1, 28491541), (13, 2191657), (17, 1675973), (47, 606203), (169, 168589), (211, 135031), (221, 128921), (611, 46631), (799, 35659), (2743, 10387), (2873, 9917), (3587, 7943)]