49303809

素因数分解:

$3^4\times {\mathrm{157}}^1\times {\mathrm{3877}}^1$

素因数の和:4046

約数の個数: 20

約数和(自身を含む): 74139604

約数和(自身を除く): 24835795

約数列:

[1, 3, 9, 27, 81, 157, 471, 1413, 3877, 4239, 11631, 12717, 34893, 104679, 314037, 608689, 1826067, 5478201, 16434603, 49303809]

約数ペア:

[(1, 49303809), (3, 16434603), (9, 5478201), (27, 1826067), (81, 608689), (157, 314037), (471, 104679), (1413, 34893), (3877, 12717), (4239, 11631)]