72728649

素因数分解:

$3^2\times 7^1\times {\mathrm{107}}^1\times {\mathrm{10789}}^1$

素因数の和:10909

約数の個数: 24

約数和(自身を含む): 121193280

約数和(自身を除く): 48464631

約数列:

[1, 3, 7, 9, 21, 63, 107, 321, 749, 963, 2247, 6741, 10789, 32367, 75523, 97101, 226569, 679707, 1154423, 3463269, 8080961, 10389807, 24242883, 72728649]

約数ペア:

[(1, 72728649), (3, 24242883), (7, 10389807), (9, 8080961), (21, 3463269), (63, 1154423), (107, 679707), (321, 226569), (749, 97101), (963, 75523), (2247, 32367), (6741, 10789)]