648203478

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{541}}^1\times {\mathrm{15361}}^1$

素因数の和:15920

約数の個数: 32

約数和(自身を含む): 1398802272

約数和(自身を除く): 750598794

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 541, 1082, 1623, 3246, 7033, 14066, 15361, 21099, 30722, 42198, 46083, 92166, 199693, 399386, 599079, 1198158, 8310301, 16620602, 24930903, 49861806, 108033913, 216067826, 324101739, 648203478]

約数ペア:

[(1, 648203478), (2, 324101739), (3, 216067826), (6, 108033913), (13, 49861806), (26, 24930903), (39, 16620602), (78, 8310301), (541, 1198158), (1082, 599079), (1623, 399386), (3246, 199693), (7033, 92166), (14066, 46083), (15361, 42198), (21099, 30722)]