1278133844

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{25577}}^1$

素因数の和:25656

約数の個数: 36

約数和(自身を含む): 2489097492

約数和(自身を除く): 1210963648

約数列:

[1, 2, 4, 13, 26, 31, 52, 62, 124, 403, 806, 961, 1612, 1922, 3844, 12493, 24986, 25577, 49972, 51154, 102308, 332501, 665002, 792887, 1330004, 1585774, 3171548, 10307531, 20615062, 24579497, 41230124, 49158994, 98317988, 319533461, 639066922, 1278133844]

約数ペア:

[(1, 1278133844), (2, 639066922), (4, 319533461), (13, 98317988), (26, 49158994), (31, 41230124), (52, 24579497), (62, 20615062), (124, 10307531), (403, 3171548), (806, 1585774), (961, 1330004), (1612, 792887), (1922, 665002), (3844, 332501), (12493, 102308), (24986, 51154), (25577, 49972)]