205377988

素因数分解:

$2^2\times {\mathrm{173}}^1\times {\mathrm{449}}^1\times {\mathrm{661}}^1$

素因数の和:1287

約数の個数: 24

約数和(自身を含む): 362842200

約数和(自身を除く): 157464212

約数列:

[1, 2, 4, 173, 346, 449, 661, 692, 898, 1322, 1796, 2644, 77677, 114353, 155354, 228706, 296789, 310708, 457412, 593578, 1187156, 51344497, 102688994, 205377988]

約数ペア:

[(1, 205377988), (2, 102688994), (4, 51344497), (173, 1187156), (346, 593578), (449, 457412), (661, 310708), (692, 296789), (898, 228706), (1322, 155354), (1796, 114353), (2644, 77677)]