28077621

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{65449}}^1$

素因数の和:65476

約数の個数: 16

約数和(自身を含む): 43982400

約数和(自身を除く): 15904779

約数列:

[1, 3, 11, 13, 33, 39, 143, 429, 65449, 196347, 719939, 850837, 2159817, 2552511, 9359207, 28077621]

約数ペア:

[(1, 28077621), (3, 9359207), (11, 2552511), (13, 2159817), (33, 850837), (39, 719939), (143, 196347), (429, 65449)]