208889115

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{819173}}^1$

素因数の和:819198

約数の個数: 16

約数和(自身を含む): 353883168

約数和(自身を除く): 144994053

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 819173, 2457519, 4095865, 12287595, 13925941, 41777823, 69629705, 208889115]

約数ペア:

[(1, 208889115), (3, 69629705), (5, 41777823), (15, 13925941), (17, 12287595), (51, 4095865), (85, 2457519), (255, 819173)]