209997141

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{1571}}^1\times {\mathrm{2621}}^1$

素因数の和:4212

約数の個数: 16

約数和(自身を含む): 296768448

約数和(自身を除く): 86771307

約数列:

[1, 3, 17, 51, 1571, 2621, 4713, 7863, 26707, 44557, 80121, 133671, 4117591, 12352773, 69999047, 209997141]

約数ペア:

[(1, 209997141), (3, 69999047), (17, 12352773), (51, 4117591), (1571, 133671), (2621, 80121), (4713, 44557), (7863, 26707)]