1261914445

素因数分解:

$5^1\times {\mathrm{11}}^3\times {\mathrm{189619}}^1$

素因数の和:189657

約数の個数: 16

約数和(自身を含む): 1665622080

約数和(自身を除く): 403707635

約数列:

[1, 5, 11, 55, 121, 605, 1331, 6655, 189619, 948095, 2085809, 10429045, 22943899, 114719495, 252382889, 1261914445]

約数ペア:

[(1, 1261914445), (5, 252382889), (11, 114719495), (55, 22943899), (121, 10429045), (605, 2085809), (1331, 948095), (6655, 189619)]