201278902

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{831731}}^1$

素因数の和:831755

約数の個数: 12

約数和(自身を含む): 331861068

約数和(自身を除く): 130582166

約数列:

[1, 2, 11, 22, 121, 242, 831731, 1663462, 9149041, 18298082, 100639451, 201278902]

約数ペア:

[(1, 201278902), (2, 100639451), (11, 18298082), (22, 9149041), (121, 1663462), (242, 831731)]