28918053

素因数分解:

$3^4\times {\mathrm{37}}^1\times {\mathrm{9649}}^1$

素因数の和:9698

約数の個数: 20

約数和(自身を含む): 44370700

約数和(自身を除く): 15452647

約数列:

[1, 3, 9, 27, 37, 81, 111, 333, 999, 2997, 9649, 28947, 86841, 260523, 357013, 781569, 1071039, 3213117, 9639351, 28918053]

約数ペア:

[(1, 28918053), (3, 9639351), (9, 3213117), (27, 1071039), (37, 781569), (81, 357013), (111, 260523), (333, 86841), (999, 28947), (2997, 9649)]