61686891

素因数分解:

$3^2\times 7^1\times {\mathrm{107}}^1\times {\mathrm{9151}}^1$

素因数の和:9271

約数の個数: 24

約数和(自身を含む): 102795264

約数和(自身を除く): 41108373

約数列:

[1, 3, 7, 9, 21, 63, 107, 321, 749, 963, 2247, 6741, 9151, 27453, 64057, 82359, 192171, 576513, 979157, 2937471, 6854099, 8812413, 20562297, 61686891]

約数ペア:

[(1, 61686891), (3, 20562297), (7, 8812413), (9, 6854099), (21, 2937471), (63, 979157), (107, 576513), (321, 192171), (749, 82359), (963, 64057), (2247, 27453), (6741, 9151)]