278832258

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{15383}}^1$

素因数の和:15463

約数の個数: 48

約数和(自身を含む): 647974080

約数和(自身を除く): 369141822

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 53, 57, 106, 114, 159, 171, 318, 342, 477, 954, 1007, 2014, 3021, 6042, 9063, 15383, 18126, 30766, 46149, 92298, 138447, 276894, 292277, 584554, 815299, 876831, 1630598, 1753662, 2445897, 2630493, 4891794, 5260986, 7337691, 14675382, 15490681, 30981362, 46472043, 92944086, 139416129, 278832258]

約数ペア:

[(1, 278832258), (2, 139416129), (3, 92944086), (6, 46472043), (9, 30981362), (18, 15490681), (19, 14675382), (38, 7337691), (53, 5260986), (57, 4891794), (106, 2630493), (114, 2445897), (159, 1753662), (171, 1630598), (318, 876831), (342, 815299), (477, 584554), (954, 292277), (1007, 276894), (2014, 138447), (3021, 92298), (6042, 46149), (9063, 30766), (15383, 18126)]