12561985

素因数分解:

$5^1\times {\mathrm{59}}^1\times {\mathrm{97}}^1\times {\mathrm{439}}^1$

素因数の和:600

約数の個数: 16

約数和(自身を含む): 15523200

約数和(自身を除く): 2961215

約数列:

[1, 5, 59, 97, 295, 439, 485, 2195, 5723, 25901, 28615, 42583, 129505, 212915, 2512397, 12561985]

約数ペア:

[(1, 12561985), (5, 2512397), (59, 212915), (97, 129505), (295, 42583), (439, 28615), (485, 25901), (2195, 5723)]