201768987

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{309937}}^1$

素因数の和:309978

約数の個数: 16

約数和(自身を含む): 317376512

約数和(自身を除く): 115607525

約数列:

[1, 3, 7, 21, 31, 93, 217, 651, 309937, 929811, 2169559, 6508677, 9608047, 28824141, 67256329, 201768987]

約数ペア:

[(1, 201768987), (3, 67256329), (7, 28824141), (21, 9608047), (31, 6508677), (93, 2169559), (217, 929811), (651, 309937)]