218319959

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{21503}}^1$

素因数の和:21598

約数の個数: 16

約数和(自身を含む): 260112384

約数和(自身を除く): 41792425

約数列:

[1, 11, 13, 71, 143, 781, 923, 10153, 21503, 236533, 279539, 1526713, 3074929, 16793843, 19847269, 218319959]

約数ペア:

[(1, 218319959), (11, 19847269), (13, 16793843), (71, 3074929), (143, 1526713), (781, 279539), (923, 236533), (10153, 21503)]